Home / 23,115,837.17-31,899,775.69-13,326,234.68

Finding the Fourth Proportional to 23,115,837.17, 31,899,775.69 and 13,326,234.68

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Solution

The fourth proportional to 23,115,837.17, 31,899,775.69 and 13,326,234.68 is: 18,390,157.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,115,837.17 : 31,899,775.69 = 13,326,234.68 : x
  2. Step 2: Convert to fraction form
    23,115,837.17/31,899,775.69 = 13,326,234.68/x
  3. Step 3: Cross multiply
    23,115,837.17x = 31,899,775.69 × 13,326,234.68
  4. Step 4: Simplify right side
    23,115,837.17x = 425,103,897,180,706.12
  5. Step 5: Solve for x
    x = 425,103,897,180,706.12/23,115,837.17
  6. Step 6: Final answer
    x = 18,390,157.97

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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.