Home / 21,443,001.50-29,591,568.80-11,653,445.45

Finding the Fourth Proportional to 21,443,001.50, 29,591,568.80 and 11,653,445.45

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Solution

The fourth proportional to 21,443,001.50, 29,591,568.80 and 11,653,445.45 is: 16,081,877.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,443,001.50 : 29,591,568.80 = 11,653,445.45 : x
  2. Step 2: Convert to fraction form
    21,443,001.50/29,591,568.80 = 11,653,445.45/x
  3. Step 3: Cross multiply
    21,443,001.50x = 29,591,568.80 × 11,653,445.45
  4. Step 4: Simplify right side
    21,443,001.50x = 344,843,732,584,496.94
  5. Step 5: Solve for x
    x = 344,843,732,584,496.94/21,443,001.50
  6. Step 6: Final answer
    x = 16,081,877.93

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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.