Home / 21,283,763.64-29,371,592.70-11,494,206.89

Finding the Fourth Proportional to 21,283,763.64, 29,371,592.70 and 11,494,206.89

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Solution

The fourth proportional to 21,283,763.64, 29,371,592.70 and 11,494,206.89 is: 15,862,004.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,283,763.64 : 29,371,592.70 = 11,494,206.89 : x
  2. Step 2: Convert to fraction form
    21,283,763.64/29,371,592.70 = 11,494,206.89/x
  3. Step 3: Cross multiply
    21,283,763.64x = 29,371,592.70 × 11,494,206.89
  4. Step 4: Simplify right side
    21,283,763.64x = 337,603,163,182,613.69
  5. Step 5: Solve for x
    x = 337,603,163,182,613.69/21,283,763.64
  6. Step 6: Final answer
    x = 15,862,004.90

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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.