Home / 10,531,177.60-15,792,100.80-4,853,142.40

Finding the Fourth Proportional to 10,531,177.60, 15,792,100.80 and 4,853,142.40

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Solution

The fourth proportional to 10,531,177.60, 15,792,100.80 and 4,853,142.40 is: 7,277,563.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531,177.60 : 15,792,100.80 = 4,853,142.40 : x
  2. Step 2: Convert to fraction form
    10,531,177.60/15,792,100.80 = 4,853,142.40/x
  3. Step 3: Cross multiply
    10,531,177.60x = 15,792,100.80 × 4,853,142.40
  4. Step 4: Simplify right side
    10,531,177.60x = 76,641,313,977,553.92
  5. Step 5: Solve for x
    x = 76,641,313,977,553.92/10,531,177.60
  6. Step 6: Final answer
    x = 7,277,563.53

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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.