Home / 13,253,267.52-19,882,005.12-4,275,720

Finding the Fourth Proportional to 13,253,267.52, 19,882,005.12 and 4,275,720

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Solution

The fourth proportional to 13,253,267.52, 19,882,005.12 and 4,275,720 is: 6,414,258.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253,267.52 : 19,882,005.12 = 4,275,720 : x
  2. Step 2: Convert to fraction form
    13,253,267.52/19,882,005.12 = 4,275,720/x
  3. Step 3: Cross multiply
    13,253,267.52x = 19,882,005.12 × 4,275,720
  4. Step 4: Simplify right side
    13,253,267.52x = 85,009,886,931,686.41
  5. Step 5: Solve for x
    x = 85,009,886,931,686.41/13,253,267.52
  6. Step 6: Final answer
    x = 6,414,258.73

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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.