Home / 42,595,264.80-63,921,198.60-15,668,920.80

Finding the Fourth Proportional to 42,595,264.80, 63,921,198.60 and 15,668,920.80

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Solution

The fourth proportional to 42,595,264.80, 63,921,198.60 and 15,668,920.80 is: 23,513,792.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,595,264.80 : 63,921,198.60 = 15,668,920.80 : x
  2. Step 2: Convert to fraction form
    42,595,264.80/63,921,198.60 = 15,668,920.80/x
  3. Step 3: Cross multiply
    42,595,264.80x = 63,921,198.60 × 15,668,920.80
  4. Step 4: Simplify right side
    42,595,264.80x = 1,001,576,198,304,471
  5. Step 5: Solve for x
    x = 1,001,576,198,304,471/42,595,264.80
  6. Step 6: Final answer
    x = 23,513,792.04

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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.