Home / 34,746,055.38-47,929,634.91-21,670,613.78

Finding the Fourth Proportional to 34,746,055.38, 47,929,634.91 and 21,670,613.78

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Solution

The fourth proportional to 34,746,055.38, 47,929,634.91 and 21,670,613.78 is: 29,893,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746,055.38 : 47,929,634.91 = 21,670,613.78 : x
  2. Step 2: Convert to fraction form
    34,746,055.38/47,929,634.91 = 21,670,613.78/x
  3. Step 3: Cross multiply
    34,746,055.38x = 47,929,634.91 × 21,670,613.78
  4. Step 4: Simplify right side
    34,746,055.38x = 1,038,664,606,511,366.75
  5. Step 5: Solve for x
    x = 1,038,664,606,511,366.75/34,746,055.38
  6. Step 6: Final answer
    x = 29,893,022.25

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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.