Home / 12,755,962.60-19,087,287.90-9,396,730.60

Finding the Fourth Proportional to 12,755,962.60, 19,087,287.90 and 9,396,730.60

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Solution

The fourth proportional to 12,755,962.60, 19,087,287.90 and 9,396,730.60 is: 14,060,726.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,755,962.60 : 19,087,287.90 = 9,396,730.60 : x
  2. Step 2: Convert to fraction form
    12,755,962.60/19,087,287.90 = 9,396,730.60/x
  3. Step 3: Cross multiply
    12,755,962.60x = 19,087,287.90 × 9,396,730.60
  4. Step 4: Simplify right side
    12,755,962.60x = 179,358,102,280,939.72
  5. Step 5: Solve for x
    x = 179,358,102,280,939.72/12,755,962.60
  6. Step 6: Final answer
    x = 14,060,726.57

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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.