Home / 103,672,016.02-155,531,219.22-38,976,381.59

Finding the Fourth Proportional to 103,672,016.02, 155,531,219.22 and 38,976,381.59

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Solution

The fourth proportional to 103,672,016.02, 155,531,219.22 and 38,976,381.59 is: 58,473,292.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,672,016.02 : 155,531,219.22 = 38,976,381.59 : x
  2. Step 2: Convert to fraction form
    103,672,016.02/155,531,219.22 = 38,976,381.59/x
  3. Step 3: Cross multiply
    103,672,016.02x = 155,531,219.22 × 38,976,381.59
  4. Step 4: Simplify right side
    103,672,016.02x = 6,062,044,149,476,663
  5. Step 5: Solve for x
    x = 6,062,044,149,476,663/103,672,016.02
  6. Step 6: Final answer
    x = 58,473,292.82

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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.