Home / 8,613,752.60-11,887,508.13-4,746,272.78

Finding the Fourth Proportional to 8,613,752.60, 11,887,508.13 and 4,746,272.78

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Solution

The fourth proportional to 8,613,752.60, 11,887,508.13 and 4,746,272.78 is: 6,550,148.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,613,752.60 : 11,887,508.13 = 4,746,272.78 : x
  2. Step 2: Convert to fraction form
    8,613,752.60/11,887,508.13 = 4,746,272.78/x
  3. Step 3: Cross multiply
    8,613,752.60x = 11,887,508.13 × 4,746,272.78
  4. Step 4: Simplify right side
    8,613,752.60x = 56,421,356,259,447.71
  5. Step 5: Solve for x
    x = 56,421,356,259,447.71/8,613,752.60
  6. Step 6: Final answer
    x = 6,550,148.22

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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.