Home / 34,613,218.19-47,780,948.73-21,566,922.90

Finding the Fourth Proportional to 34,613,218.19, 47,780,948.73 and 21,566,922.90

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Solution

The fourth proportional to 34,613,218.19, 47,780,948.73 and 21,566,922.90 is: 29,771,517.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,613,218.19 : 47,780,948.73 = 21,566,922.90 : x
  2. Step 2: Convert to fraction form
    34,613,218.19/47,780,948.73 = 21,566,922.90/x
  3. Step 3: Cross multiply
    34,613,218.19x = 47,780,948.73 × 21,566,922.90
  4. Step 4: Simplify right side
    34,613,218.19x = 1,030,488,037,348,762.75
  5. Step 5: Solve for x
    x = 1,030,488,037,348,762.75/34,613,218.19
  6. Step 6: Final answer
    x = 29,771,517.69

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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.