Home / 14,656,780.80-21,985,171.20-6,561,162.90

Finding the Fourth Proportional to 14,656,780.80, 21,985,171.20 and 6,561,162.90

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Solution

The fourth proportional to 14,656,780.80, 21,985,171.20 and 6,561,162.90 is: 9,841,744.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656,780.80 : 21,985,171.20 = 6,561,162.90 : x
  2. Step 2: Convert to fraction form
    14,656,780.80/21,985,171.20 = 6,561,162.90/x
  3. Step 3: Cross multiply
    14,656,780.80x = 21,985,171.20 × 6,561,162.90
  4. Step 4: Simplify right side
    14,656,780.80x = 144,248,289,627,588.47
  5. Step 5: Solve for x
    x = 144,248,289,627,588.47/14,656,780.80
  6. Step 6: Final answer
    x = 9,841,744.35

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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.