Home / 28,532,119.92-42,805,150.96-9,101,349.28

Finding the Fourth Proportional to 28,532,119.92, 42,805,150.96 and 9,101,349.28

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Solution

The fourth proportional to 28,532,119.92, 42,805,150.96 and 9,101,349.28 is: 13,654,247.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,532,119.92 : 42,805,150.96 = 9,101,349.28 : x
  2. Step 2: Convert to fraction form
    28,532,119.92/42,805,150.96 = 9,101,349.28/x
  3. Step 3: Cross multiply
    28,532,119.92x = 42,805,150.96 × 9,101,349.28
  4. Step 4: Simplify right side
    28,532,119.92x = 389,584,629,870,087.31
  5. Step 5: Solve for x
    x = 389,584,629,870,087.31/28,532,119.92
  6. Step 6: Final answer
    x = 13,654,247.60

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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.