Home / 22,497,633.90-31,034,303.82-18,315,817.20

Finding the Fourth Proportional to 22,497,633.90, 31,034,303.82 and 18,315,817.20

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Solution

The fourth proportional to 22,497,633.90, 31,034,303.82 and 18,315,817.20 is: 25,265,707.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,497,633.90 : 31,034,303.82 = 18,315,817.20 : x
  2. Step 2: Convert to fraction form
    22,497,633.90/31,034,303.82 = 18,315,817.20/x
  3. Step 3: Cross multiply
    22,497,633.90x = 31,034,303.82 × 18,315,817.20
  4. Step 4: Simplify right side
    22,497,633.90x = 568,418,635,696,381.62
  5. Step 5: Solve for x
    x = 568,418,635,696,381.62/22,497,633.90
  6. Step 6: Final answer
    x = 25,265,707.42

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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.