Home / 13,676,567.20-20,514,850.80-10,487,921.20

Finding the Fourth Proportional to 13,676,567.20, 20,514,850.80 and 10,487,921.20

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Solution

The fourth proportional to 13,676,567.20, 20,514,850.80 and 10,487,921.20 is: 15,731,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,676,567.20 : 20,514,850.80 = 10,487,921.20 : x
  2. Step 2: Convert to fraction form
    13,676,567.20/20,514,850.80 = 10,487,921.20/x
  3. Step 3: Cross multiply
    13,676,567.20x = 20,514,850.80 × 10,487,921.20
  4. Step 4: Simplify right side
    13,676,567.20x = 215,158,138,620,156.94
  5. Step 5: Solve for x
    x = 215,158,138,620,156.94/13,676,567.20
  6. Step 6: Final answer
    x = 15,731,881.80

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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.