Home / 25,262,138.06-34,853,187.65-20,607,877.43

Finding the Fourth Proportional to 25,262,138.06, 34,853,187.65 and 20,607,877.43

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Solution

The fourth proportional to 25,262,138.06, 34,853,187.65 and 20,607,877.43 is: 28,431,885.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,262,138.06 : 34,853,187.65 = 20,607,877.43 : x
  2. Step 2: Convert to fraction form
    25,262,138.06/34,853,187.65 = 20,607,877.43/x
  3. Step 3: Cross multiply
    25,262,138.06x = 34,853,187.65 × 20,607,877.43
  4. Step 4: Simplify right side
    25,262,138.06x = 718,250,219,013,243.62
  5. Step 5: Solve for x
    x = 718,250,219,013,243.62/25,262,138.06
  6. Step 6: Final answer
    x = 28,431,885.59

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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.