Home / 22,542,729.64-31,108,729.26-12,619,693.94

Finding the Fourth Proportional to 22,542,729.64, 31,108,729.26 and 12,619,693.94

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Solution

The fourth proportional to 22,542,729.64, 31,108,729.26 and 12,619,693.94 is: 17,415,044.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,542,729.64 : 31,108,729.26 = 12,619,693.94 : x
  2. Step 2: Convert to fraction form
    22,542,729.64/31,108,729.26 = 12,619,693.94/x
  3. Step 3: Cross multiply
    22,542,729.64x = 31,108,729.26 × 12,619,693.94
  4. Step 4: Simplify right side
    22,542,729.64x = 392,582,642,123,522.69
  5. Step 5: Solve for x
    x = 392,582,642,123,522.69/22,542,729.64
  6. Step 6: Final answer
    x = 17,415,044.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.