Home / 20,941,773.40-31,436,279.70-16,170,614.20

Finding the Fourth Proportional to 20,941,773.40, 31,436,279.70 and 16,170,614.20

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Solution

The fourth proportional to 20,941,773.40, 31,436,279.70 and 16,170,614.20 is: 24,274,159.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,941,773.40 : 31,436,279.70 = 16,170,614.20 : x
  2. Step 2: Convert to fraction form
    20,941,773.40/31,436,279.70 = 16,170,614.20/x
  3. Step 3: Cross multiply
    20,941,773.40x = 31,436,279.70 × 16,170,614.20
  4. Step 4: Simplify right side
    20,941,773.40x = 508,343,950,911,991.69
  5. Step 5: Solve for x
    x = 508,343,950,911,991.69/20,941,773.40
  6. Step 6: Final answer
    x = 24,274,159.65

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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.