Home / 14,813,027.47-20,442,007.80-8,286,765.92

Finding the Fourth Proportional to 14,813,027.47, 20,442,007.80 and 8,286,765.92

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Solution

The fourth proportional to 14,813,027.47, 20,442,007.80 and 8,286,765.92 is: 11,435,753.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,813,027.47 : 20,442,007.80 = 8,286,765.92 : x
  2. Step 2: Convert to fraction form
    14,813,027.47/20,442,007.80 = 8,286,765.92/x
  3. Step 3: Cross multiply
    14,813,027.47x = 20,442,007.80 × 8,286,765.92
  4. Step 4: Simplify right side
    14,813,027.47x = 169,398,133,471,204.16
  5. Step 5: Solve for x
    x = 169,398,133,471,204.16/14,813,027.47
  6. Step 6: Final answer
    x = 11,435,753.69

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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.