Home / 8,417,557.78-11,616,233.18-4,550,078.93

Finding the Fourth Proportional to 8,417,557.78, 11,616,233.18 and 4,550,078.93

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Solution

The fourth proportional to 8,417,557.78, 11,616,233.18 and 4,550,078.93 is: 6,279,110.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417,557.78 : 11,616,233.18 = 4,550,078.93 : x
  2. Step 2: Convert to fraction form
    8,417,557.78/11,616,233.18 = 4,550,078.93/x
  3. Step 3: Cross multiply
    8,417,557.78x = 11,616,233.18 × 4,550,078.93
  4. Step 4: Simplify right side
    8,417,557.78x = 52,854,777,797,869.12
  5. Step 5: Solve for x
    x = 52,854,777,797,869.12/8,417,557.78
  6. Step 6: Final answer
    x = 6,279,110.78

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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.