Home / 19,723,598.10-29,585,397.15-18,967,770.90

Finding the Fourth Proportional to 19,723,598.10, 29,585,397.15 and 18,967,770.90

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Solution

The fourth proportional to 19,723,598.10, 29,585,397.15 and 18,967,770.90 is: 28,451,656.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,723,598.10 : 29,585,397.15 = 18,967,770.90 : x
  2. Step 2: Convert to fraction form
    19,723,598.10/29,585,397.15 = 18,967,770.90/x
  3. Step 3: Cross multiply
    19,723,598.10x = 29,585,397.15 × 18,967,770.90
  4. Step 4: Simplify right side
    19,723,598.10x = 561,169,035,126,712.88
  5. Step 5: Solve for x
    x = 561,169,035,126,712.88/19,723,598.10
  6. Step 6: Final answer
    x = 28,451,656.35

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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.