Home / 9,787,710.80-14,681,566.20-7,268,286.80

Finding the Fourth Proportional to 9,787,710.80, 14,681,566.20 and 7,268,286.80

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Solution

The fourth proportional to 9,787,710.80, 14,681,566.20 and 7,268,286.80 is: 10,902,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,710.80 : 14,681,566.20 = 7,268,286.80 : x
  2. Step 2: Convert to fraction form
    9,787,710.80/14,681,566.20 = 7,268,286.80/x
  3. Step 3: Cross multiply
    9,787,710.80x = 14,681,566.20 × 7,268,286.80
  4. Step 4: Simplify right side
    9,787,710.80x = 106,709,833,814,786.16
  5. Step 5: Solve for x
    x = 106,709,833,814,786.16/9,787,710.80
  6. Step 6: Final answer
    x = 10,902,430.20

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Double scale
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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.