Home / 20,166,411.90-30,249,617.85-16,623,471.90

Finding the Fourth Proportional to 20,166,411.90, 30,249,617.85 and 16,623,471.90

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Solution

The fourth proportional to 20,166,411.90, 30,249,617.85 and 16,623,471.90 is: 24,935,207.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166,411.90 : 30,249,617.85 = 16,623,471.90 : x
  2. Step 2: Convert to fraction form
    20,166,411.90/30,249,617.85 = 16,623,471.90/x
  3. Step 3: Cross multiply
    20,166,411.90x = 30,249,617.85 × 16,623,471.90
  4. Step 4: Simplify right side
    20,166,411.90x = 502,853,672,315,213.44
  5. Step 5: Solve for x
    x = 502,853,672,315,213.44/20,166,411.90
  6. Step 6: Final answer
    x = 24,935,207.85

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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.