Home / 21,283,762.64-29,371,591.32-11,494,205.89

Finding the Fourth Proportional to 21,283,762.64, 29,371,591.32 and 11,494,205.89

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Solution

The fourth proportional to 21,283,762.64, 29,371,591.32 and 11,494,205.89 is: 15,862,003.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,283,762.64 : 29,371,591.32 = 11,494,205.89 : x
  2. Step 2: Convert to fraction form
    21,283,762.64/29,371,591.32 = 11,494,205.89/x
  3. Step 3: Cross multiply
    21,283,762.64x = 29,371,591.32 × 11,494,205.89
  4. Step 4: Simplify right side
    21,283,762.64x = 337,603,117,802,158.94
  5. Step 5: Solve for x
    x = 337,603,117,802,158.94/21,283,762.64
  6. Step 6: Final answer
    x = 15,862,003.51

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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.