Home / 22,187,713.11-30,618,456.67-12,398,237.74

Finding the Fourth Proportional to 22,187,713.11, 30,618,456.67 and 12,398,237.74

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Solution

The fourth proportional to 22,187,713.11, 30,618,456.67 and 12,398,237.74 is: 17,109,239.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,187,713.11 : 30,618,456.67 = 12,398,237.74 : x
  2. Step 2: Convert to fraction form
    22,187,713.11/30,618,456.67 = 12,398,237.74/x
  3. Step 3: Cross multiply
    22,187,713.11x = 30,618,456.67 × 12,398,237.74
  4. Step 4: Simplify right side
    22,187,713.11x = 379,614,905,026,548.75
  5. Step 5: Solve for x
    x = 379,614,905,026,548.75/22,187,713.11
  6. Step 6: Final answer
    x = 17,109,239.84

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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.