Home / 18,840,296.40-25,998,126.84-10,691,534.40

Finding the Fourth Proportional to 18,840,296.40, 25,998,126.84 and 10,691,534.40

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Solution

The fourth proportional to 18,840,296.40, 25,998,126.84 and 10,691,534.40 is: 14,753,476.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,840,296.40 : 25,998,126.84 = 10,691,534.40 : x
  2. Step 2: Convert to fraction form
    18,840,296.40/25,998,126.84 = 10,691,534.40/x
  3. Step 3: Cross multiply
    18,840,296.40x = 25,998,126.84 × 10,691,534.40
  4. Step 4: Simplify right side
    18,840,296.40x = 277,959,867,445,423.31
  5. Step 5: Solve for x
    x = 277,959,867,445,423.31/18,840,296.40
  6. Step 6: Final answer
    x = 14,753,476.35

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1.5x scale

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.