Home / 22,902,372.78-31,605,339.99-13,112,967.12

Finding the Fourth Proportional to 22,902,372.78, 31,605,339.99 and 13,112,967.12

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Solution

The fourth proportional to 22,902,372.78, 31,605,339.99 and 13,112,967.12 is: 18,095,932.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,902,372.78 : 31,605,339.99 = 13,112,967.12 : x
  2. Step 2: Convert to fraction form
    22,902,372.78/31,605,339.99 = 13,112,967.12/x
  3. Step 3: Cross multiply
    22,902,372.78x = 31,605,339.99 × 13,112,967.12
  4. Step 4: Simplify right side
    22,902,372.78x = 414,439,784,105,291.06
  5. Step 5: Solve for x
    x = 414,439,784,105,291.06/22,902,372.78
  6. Step 6: Final answer
    x = 18,095,932.16

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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.