Home / 7,382,816.70-11,074,225.05-4,347,066.30

Finding the Fourth Proportional to 7,382,816.70, 11,074,225.05 and 4,347,066.30

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Solution

The fourth proportional to 7,382,816.70, 11,074,225.05 and 4,347,066.30 is: 6,520,599.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382,816.70 : 11,074,225.05 = 4,347,066.30 : x
  2. Step 2: Convert to fraction form
    7,382,816.70/11,074,225.05 = 4,347,066.30/x
  3. Step 3: Cross multiply
    7,382,816.70x = 11,074,225.05 × 4,347,066.30
  4. Step 4: Simplify right side
    7,382,816.70x = 48,140,390,513,470.81
  5. Step 5: Solve for x
    x = 48,140,390,513,470.81/7,382,816.70
  6. Step 6: Final answer
    x = 6,520,599.45

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Double scale
Find fourth proportional to 7,382,817.70, 11,074,226.55 and 4,347,067.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.