Home / 91,818,005.40-137,727,008.10-31,233,731.40

Finding the Fourth Proportional to 91,818,005.40, 137,727,008.10 and 31,233,731.40

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Solution

The fourth proportional to 91,818,005.40, 137,727,008.10 and 31,233,731.40 is: 46,850,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,818,005.40 : 137,727,008.10 = 31,233,731.40 : x
  2. Step 2: Convert to fraction form
    91,818,005.40/137,727,008.10 = 31,233,731.40/x
  3. Step 3: Cross multiply
    91,818,005.40x = 137,727,008.10 × 31,233,731.40
  4. Step 4: Simplify right side
    91,818,005.40x = 4,301,728,377,521,024
  5. Step 5: Solve for x
    x = 4,301,728,377,521,024/91,818,005.40
  6. Step 6: Final answer
    x = 46,850,597.10

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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.