Home / 6,477,329.70-9,715,994.55-6,382,851.30

Finding the Fourth Proportional to 6,477,329.70, 9,715,994.55 and 6,382,851.30

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Solution

The fourth proportional to 6,477,329.70, 9,715,994.55 and 6,382,851.30 is: 9,574,276.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,329.70 : 9,715,994.55 = 6,382,851.30 : x
  2. Step 2: Convert to fraction form
    6,477,329.70/9,715,994.55 = 6,382,851.30/x
  3. Step 3: Cross multiply
    6,477,329.70x = 9,715,994.55 × 6,382,851.30
  4. Step 4: Simplify right side
    6,477,329.70x = 62,015,748,444,260.41
  5. Step 5: Solve for x
    x = 62,015,748,444,260.41/6,477,329.70
  6. Step 6: Final answer
    x = 9,574,276.95

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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.