Home / 45,791,588.47-68,690,001.07-12,999,592.41

Finding the Fourth Proportional to 45,791,588.47, 68,690,001.07 and 12,999,592.41

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Solution

The fourth proportional to 45,791,588.47, 68,690,001.07 and 12,999,592.41 is: 19,500,131.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,791,588.47 : 68,690,001.07 = 12,999,592.41 : x
  2. Step 2: Convert to fraction form
    45,791,588.47/68,690,001.07 = 12,999,592.41/x
  3. Step 3: Cross multiply
    45,791,588.47x = 68,690,001.07 × 12,999,592.41
  4. Step 4: Simplify right side
    45,791,588.47x = 892,942,016,552,463.75
  5. Step 5: Solve for x
    x = 892,942,016,552,463.75/45,791,588.47
  6. Step 6: Final answer
    x = 19,500,131.93

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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.