Home / 25,980,663.09-38,979,649.49-8,710,572.90

Finding the Fourth Proportional to 25,980,663.09, 38,979,649.49 and 8,710,572.90

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Solution

The fourth proportional to 25,980,663.09, 38,979,649.49 and 8,710,572.90 is: 13,068,761.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,980,663.09 : 38,979,649.49 = 8,710,572.90 : x
  2. Step 2: Convert to fraction form
    25,980,663.09/38,979,649.49 = 8,710,572.90/x
  3. Step 3: Cross multiply
    25,980,663.09x = 38,979,649.49 × 8,710,572.90
  4. Step 4: Simplify right side
    25,980,663.09x = 339,535,078,499,092.88
  5. Step 5: Solve for x
    x = 339,535,078,499,092.88/25,980,663.09
  6. Step 6: Final answer
    x = 13,068,761.08

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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.