Home / 18,739,279.27-25,849,818.89-10,897,932.92

Finding the Fourth Proportional to 18,739,279.27, 25,849,818.89 and 10,897,932.92

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Solution

The fourth proportional to 18,739,279.27, 25,849,818.89 and 10,897,932.92 is: 15,033,107.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,739,279.27 : 25,849,818.89 = 10,897,932.92 : x
  2. Step 2: Convert to fraction form
    18,739,279.27/25,849,818.89 = 10,897,932.92/x
  3. Step 3: Cross multiply
    18,739,279.27x = 25,849,818.89 × 10,897,932.92
  4. Step 4: Simplify right side
    18,739,279.27x = 281,709,592,267,503.75
  5. Step 5: Solve for x
    x = 281,709,592,267,503.75/18,739,279.27
  6. Step 6: Final answer
    x = 15,033,107.10

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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.