Home / 21,334,999.32-29,442,298.46-11,545,443.41

Finding the Fourth Proportional to 21,334,999.32, 29,442,298.46 and 11,545,443.41

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Solution

The fourth proportional to 21,334,999.32, 29,442,298.46 and 11,545,443.41 is: 15,932,711.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,334,999.32 : 29,442,298.46 = 11,545,443.41 : x
  2. Step 2: Convert to fraction form
    21,334,999.32/29,442,298.46 = 11,545,443.41/x
  3. Step 3: Cross multiply
    21,334,999.32x = 29,442,298.46 × 11,545,443.41
  4. Step 4: Simplify right side
    21,334,999.32x = 339,924,390,525,321.38
  5. Step 5: Solve for x
    x = 339,924,390,525,321.38/21,334,999.32
  6. Step 6: Final answer
    x = 15,932,711.57

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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.