Home / 15,812,709.67-23,719,589.56-5,437,826.95

Finding the Fourth Proportional to 15,812,709.67, 23,719,589.56 and 5,437,826.95

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Solution

The fourth proportional to 15,812,709.67, 23,719,589.56 and 5,437,826.95 is: 8,156,920.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,812,709.67 : 23,719,589.56 = 5,437,826.95 : x
  2. Step 2: Convert to fraction form
    15,812,709.67/23,719,589.56 = 5,437,826.95/x
  3. Step 3: Cross multiply
    15,812,709.67x = 23,719,589.56 × 5,437,826.95
  4. Step 4: Simplify right side
    15,812,709.67x = 128,983,023,359,570.34
  5. Step 5: Solve for x
    x = 128,983,023,359,570.34/15,812,709.67
  6. Step 6: Final answer
    x = 8,156,920.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.