Home / 91,854,010.80-137,781,016.20-27,152,053.20

Finding the Fourth Proportional to 91,854,010.80, 137,781,016.20 and 27,152,053.20

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Solution

The fourth proportional to 91,854,010.80, 137,781,016.20 and 27,152,053.20 is: 40,728,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,854,010.80 : 137,781,016.20 = 27,152,053.20 : x
  2. Step 2: Convert to fraction form
    91,854,010.80/137,781,016.20 = 27,152,053.20/x
  3. Step 3: Cross multiply
    91,854,010.80x = 137,781,016.20 × 27,152,053.20
  4. Step 4: Simplify right side
    91,854,010.80x = 3,741,037,481,812,461.50
  5. Step 5: Solve for x
    x = 3,741,037,481,812,461.50/91,854,010.80
  6. Step 6: Final answer
    x = 40,728,079.80

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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.