Home / 15,962,833.98-22,028,710.05-8,620,666.42

Finding the Fourth Proportional to 15,962,833.98, 22,028,710.05 and 8,620,666.42

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Solution

The fourth proportional to 15,962,833.98, 22,028,710.05 and 8,620,666.42 is: 11,896,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962,833.98 : 22,028,710.05 = 8,620,666.42 : x
  2. Step 2: Convert to fraction form
    15,962,833.98/22,028,710.05 = 8,620,666.42/x
  3. Step 3: Cross multiply
    15,962,833.98x = 22,028,710.05 × 8,620,666.42
  4. Step 4: Simplify right side
    15,962,833.98x = 189,902,161,003,951.53
  5. Step 5: Solve for x
    x = 189,902,161,003,951.53/15,962,833.98
  6. Step 6: Final answer
    x = 11,896,519.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.