Home / 20,184,630.90-30,281,582.79-5,807,817.78

Finding the Fourth Proportional to 20,184,630.90, 30,281,582.79 and 5,807,817.78

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Solution

The fourth proportional to 20,184,630.90, 30,281,582.79 and 5,807,817.78 is: 8,713,060.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,184,630.90 : 30,281,582.79 = 5,807,817.78 : x
  2. Step 2: Convert to fraction form
    20,184,630.90/30,281,582.79 = 5,807,817.78/x
  3. Step 3: Cross multiply
    20,184,630.90x = 30,281,582.79 × 5,807,817.78
  4. Step 4: Simplify right side
    20,184,630.90x = 175,869,914,934,304
  5. Step 5: Solve for x
    x = 175,869,914,934,304/20,184,630.90
  6. Step 6: Final answer
    x = 8,713,060.73

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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.