Home / 56,920,092.31-85,379,831.88-13,789,273.87

Finding the Fourth Proportional to 56,920,092.31, 85,379,831.88 and 13,789,273.87

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Solution

The fourth proportional to 56,920,092.31, 85,379,831.88 and 13,789,273.87 is: 20,683,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,920,092.31 : 85,379,831.88 = 13,789,273.87 : x
  2. Step 2: Convert to fraction form
    56,920,092.31/85,379,831.88 = 13,789,273.87/x
  3. Step 3: Cross multiply
    56,920,092.31x = 85,379,831.88 × 13,789,273.87
  4. Step 4: Simplify right side
    56,920,092.31x = 1,177,325,884,767,876.75
  5. Step 5: Solve for x
    x = 1,177,325,884,767,876.75/56,920,092.31
  6. Step 6: Final answer
    x = 20,683,836.53

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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.