Home / 19,516,787.61-26,933,325.12-10,815,105.57

Finding the Fourth Proportional to 19,516,787.61, 26,933,325.12 and 10,815,105.57

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Solution

The fourth proportional to 19,516,787.61, 26,933,325.12 and 10,815,105.57 is: 14,924,933.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516,787.61 : 26,933,325.12 = 10,815,105.57 : x
  2. Step 2: Convert to fraction form
    19,516,787.61/26,933,325.12 = 10,815,105.57/x
  3. Step 3: Cross multiply
    19,516,787.61x = 26,933,325.12 × 10,815,105.57
  4. Step 4: Simplify right side
    19,516,787.61x = 291,286,754,523,932.94
  5. Step 5: Solve for x
    x = 291,286,754,523,932.94/19,516,787.61
  6. Step 6: Final answer
    x = 14,924,933.36

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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.