Home / 22,581,405.90-31,162,173.93-12,268,213.74

Finding the Fourth Proportional to 22,581,405.90, 31,162,173.93 and 12,268,213.74

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Solution

The fourth proportional to 22,581,405.90, 31,162,173.93 and 12,268,213.74 is: 16,930,044.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,581,405.90 : 31,162,173.93 = 12,268,213.74 : x
  2. Step 2: Convert to fraction form
    22,581,405.90/31,162,173.93 = 12,268,213.74/x
  3. Step 3: Cross multiply
    22,581,405.90x = 31,162,173.93 × 12,268,213.74
  4. Step 4: Simplify right side
    22,581,405.90x = 382,304,210,376,295.81
  5. Step 5: Solve for x
    x = 382,304,210,376,295.81/22,581,405.90
  6. Step 6: Final answer
    x = 16,930,044.66

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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.