Home / 19,541,612.89-29,312,668.80-5,164,556.47

Finding the Fourth Proportional to 19,541,612.89, 29,312,668.80 and 5,164,556.47

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Solution

The fourth proportional to 19,541,612.89, 29,312,668.80 and 5,164,556.47 is: 7,746,900.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541,612.89 : 29,312,668.80 = 5,164,556.47 : x
  2. Step 2: Convert to fraction form
    19,541,612.89/29,312,668.80 = 5,164,556.47/x
  3. Step 3: Cross multiply
    19,541,612.89x = 29,312,668.80 × 5,164,556.47
  4. Step 4: Simplify right side
    19,541,612.89x = 151,386,933,278,184.34
  5. Step 5: Solve for x
    x = 151,386,933,278,184.34/19,541,612.89
  6. Step 6: Final answer
    x = 7,746,900.63

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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.