Home / 42,304,290.50-58,397,778.42-28,571,855.06

Finding the Fourth Proportional to 42,304,290.50, 58,397,778.42 and 28,571,855.06

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Solution

The fourth proportional to 42,304,290.50, 58,397,778.42 and 28,571,855.06 is: 39,441,220.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,304,290.50 : 58,397,778.42 = 28,571,855.06 : x
  2. Step 2: Convert to fraction form
    42,304,290.50/58,397,778.42 = 28,571,855.06/x
  3. Step 3: Cross multiply
    42,304,290.50x = 58,397,778.42 × 28,571,855.06
  4. Step 4: Simplify right side
    42,304,290.50x = 1,668,532,860,842,235.75
  5. Step 5: Solve for x
    x = 1,668,532,860,842,235.75/42,304,290.50
  6. Step 6: Final answer
    x = 39,441,220.76

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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.