Home / 15,138,977.40-22,708,466.10-9,092,359.80

Finding the Fourth Proportional to 15,138,977.40, 22,708,466.10 and 9,092,359.80

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Solution

The fourth proportional to 15,138,977.40, 22,708,466.10 and 9,092,359.80 is: 13,638,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,138,977.40 : 22,708,466.10 = 9,092,359.80 : x
  2. Step 2: Convert to fraction form
    15,138,977.40/22,708,466.10 = 9,092,359.80/x
  3. Step 3: Cross multiply
    15,138,977.40x = 22,708,466.10 × 9,092,359.80
  4. Step 4: Simplify right side
    15,138,977.40x = 206,473,544,287,302.81
  5. Step 5: Solve for x
    x = 206,473,544,287,302.81/15,138,977.40
  6. Step 6: Final answer
    x = 13,638,539.70

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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.