Home / 9,108,359.20-13,664,069.70-2,719,257.40

Finding the Fourth Proportional to 9,108,359.20, 13,664,069.70 and 2,719,257.40

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Solution

The fourth proportional to 9,108,359.20, 13,664,069.70 and 2,719,257.40 is: 4,079,343.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108,359.20 : 13,664,069.70 = 2,719,257.40 : x
  2. Step 2: Convert to fraction form
    9,108,359.20/13,664,069.70 = 2,719,257.40/x
  3. Step 3: Cross multiply
    9,108,359.20x = 13,664,069.70 × 2,719,257.40
  4. Step 4: Simplify right side
    9,108,359.20x = 37,156,122,645,840.77
  5. Step 5: Solve for x
    x = 37,156,122,645,840.77/9,108,359.20
  6. Step 6: Final answer
    x = 4,079,343.14

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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.