Home / 37,329,825.76-51,518,226.18-20,587,839.60

Finding the Fourth Proportional to 37,329,825.76, 51,518,226.18 and 20,587,839.60

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Solution

The fourth proportional to 37,329,825.76, 51,518,226.18 and 20,587,839.60 is: 28,412,909.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,329,825.76 : 51,518,226.18 = 20,587,839.60 : x
  2. Step 2: Convert to fraction form
    37,329,825.76/51,518,226.18 = 20,587,839.60/x
  3. Step 3: Cross multiply
    37,329,825.76x = 51,518,226.18 × 20,587,839.60
  4. Step 4: Simplify right side
    37,329,825.76x = 1,060,648,976,848,233.50
  5. Step 5: Solve for x
    x = 1,060,648,976,848,233.50/37,329,825.76
  6. Step 6: Final answer
    x = 28,412,909.93

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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.