Home / 10,287,177.69-15,430,761.93-3,098,711.60

Finding the Fourth Proportional to 10,287,177.69, 15,430,761.93 and 3,098,711.60

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Solution

The fourth proportional to 10,287,177.69, 15,430,761.93 and 3,098,711.60 is: 4,648,066.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,287,177.69 : 15,430,761.93 = 3,098,711.60 : x
  2. Step 2: Convert to fraction form
    10,287,177.69/15,430,761.93 = 3,098,711.60/x
  3. Step 3: Cross multiply
    10,287,177.69x = 15,430,761.93 × 3,098,711.60
  4. Step 4: Simplify right side
    10,287,177.69x = 47,815,480,981,661.10
  5. Step 5: Solve for x
    x = 47,815,480,981,661.10/10,287,177.69
  6. Step 6: Final answer
    x = 4,648,066.01

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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.