Home / 20,488,670.60-30,734,561.10-6,110,616.20

Finding the Fourth Proportional to 20,488,670.60, 30,734,561.10 and 6,110,616.20

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Solution

The fourth proportional to 20,488,670.60, 30,734,561.10 and 6,110,616.20 is: 9,166,388.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,488,670.60 : 30,734,561.10 = 6,110,616.20 : x
  2. Step 2: Convert to fraction form
    20,488,670.60/30,734,561.10 = 6,110,616.20/x
  3. Step 3: Cross multiply
    20,488,670.60x = 30,734,561.10 × 6,110,616.20
  4. Step 4: Simplify right side
    20,488,670.60x = 187,807,106,957,549.84
  5. Step 5: Solve for x
    x = 187,807,106,957,549.84/20,488,670.60
  6. Step 6: Final answer
    x = 9,166,388.13

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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.