Home / 19,541,613.21-29,312,669.26-5,164,556.78

Finding the Fourth Proportional to 19,541,613.21, 29,312,669.26 and 5,164,556.78

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Solution

The fourth proportional to 19,541,613.21, 29,312,669.26 and 5,164,556.78 is: 7,746,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541,613.21 : 29,312,669.26 = 5,164,556.78 : x
  2. Step 2: Convert to fraction form
    19,541,613.21/29,312,669.26 = 5,164,556.78/x
  3. Step 3: Cross multiply
    19,541,613.21x = 29,312,669.26 × 5,164,556.78
  4. Step 4: Simplify right side
    19,541,613.21x = 151,386,944,766,630.59
  5. Step 5: Solve for x
    x = 151,386,944,766,630.59/19,541,613.21
  6. Step 6: Final answer
    x = 7,746,901.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.