Home / 21,283,774.64-29,371,607.88-11,494,217.88

Finding the Fourth Proportional to 21,283,774.64, 29,371,607.88 and 11,494,217.88

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Solution

The fourth proportional to 21,283,774.64, 29,371,607.88 and 11,494,217.88 is: 15,862,020.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,283,774.64 : 29,371,607.88 = 11,494,217.88 : x
  2. Step 2: Convert to fraction form
    21,283,774.64/29,371,607.88 = 11,494,217.88/x
  3. Step 3: Cross multiply
    21,283,774.64x = 29,371,607.88 × 11,494,217.88
  4. Step 4: Simplify right side
    21,283,774.64x = 337,603,660,458,644.94
  5. Step 5: Solve for x
    x = 337,603,660,458,644.94/21,283,774.64
  6. Step 6: Final answer
    x = 15,862,020.07

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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.