Home / 18,115,531.07-24,999,492.31-9,855,590.90

Finding the Fourth Proportional to 18,115,531.07, 24,999,492.31 and 9,855,590.90

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Solution

The fourth proportional to 18,115,531.07, 24,999,492.31 and 9,855,590.90 is: 13,600,747.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,115,531.07 : 24,999,492.31 = 9,855,590.90 : x
  2. Step 2: Convert to fraction form
    18,115,531.07/24,999,492.31 = 9,855,590.90/x
  3. Step 3: Cross multiply
    18,115,531.07x = 24,999,492.31 × 9,855,590.90
  4. Step 4: Simplify right side
    18,115,531.07x = 246,384,768,765,419.53
  5. Step 5: Solve for x
    x = 246,384,768,765,419.53/18,115,531.07
  6. Step 6: Final answer
    x = 13,600,747.77

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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.