Home / 21,333,537.57-29,440,417.77-12,511,190.04

Finding the Fourth Proportional to 21,333,537.57, 29,440,417.77 and 12,511,190.04

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Solution

The fourth proportional to 21,333,537.57, 29,440,417.77 and 12,511,190.04 is: 17,265,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,333,537.57 : 29,440,417.77 = 12,511,190.04 : x
  2. Step 2: Convert to fraction form
    21,333,537.57/29,440,417.77 = 12,511,190.04/x
  3. Step 3: Cross multiply
    21,333,537.57x = 29,440,417.77 × 12,511,190.04
  4. Step 4: Simplify right side
    21,333,537.57x = 368,334,661,687,864.56
  5. Step 5: Solve for x
    x = 368,334,661,687,864.56/21,333,537.57
  6. Step 6: Final answer
    x = 17,265,521.98

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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.