Home / 8,118,454.56-11,203,434.32-4,447,365.92

Finding the Fourth Proportional to 8,118,454.56, 11,203,434.32 and 4,447,365.92

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Solution

The fourth proportional to 8,118,454.56, 11,203,434.32 and 4,447,365.92 is: 6,137,346.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,454.56 : 11,203,434.32 = 4,447,365.92 : x
  2. Step 2: Convert to fraction form
    8,118,454.56/11,203,434.32 = 4,447,365.92/x
  3. Step 3: Cross multiply
    8,118,454.56x = 11,203,434.32 × 4,447,365.92
  4. Step 4: Simplify right side
    8,118,454.56x = 49,825,771,981,726.38
  5. Step 5: Solve for x
    x = 49,825,771,981,726.38/8,118,454.56
  6. Step 6: Final answer
    x = 6,137,346.91

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1.5x scale

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.