Home / 21,443,799.06-29,592,671.40-11,654,243.82

Finding the Fourth Proportional to 21,443,799.06, 29,592,671.40 and 11,654,243.82

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Solution

The fourth proportional to 21,443,799.06, 29,592,671.40 and 11,654,243.82 is: 16,082,980.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,443,799.06 : 29,592,671.40 = 11,654,243.82 : x
  2. Step 2: Convert to fraction form
    21,443,799.06/29,592,671.40 = 11,654,243.82/x
  3. Step 3: Cross multiply
    21,443,799.06x = 29,592,671.40 × 11,654,243.82
  4. Step 4: Simplify right side
    21,443,799.06x = 344,880,207,780,740.75
  5. Step 5: Solve for x
    x = 344,880,207,780,740.75/21,443,799.06
  6. Step 6: Final answer
    x = 16,082,980.76

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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.