Home / 31,653,111.80-43,681,294.30-17,166,423.80

Finding the Fourth Proportional to 31,653,111.80, 43,681,294.30 and 17,166,423.80

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Solution

The fourth proportional to 31,653,111.80, 43,681,294.30 and 17,166,423.80 is: 23,689,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,653,111.80 : 43,681,294.30 = 17,166,423.80 : x
  2. Step 2: Convert to fraction form
    31,653,111.80/43,681,294.30 = 17,166,423.80/x
  3. Step 3: Cross multiply
    31,653,111.80x = 43,681,294.30 × 17,166,423.80
  4. Step 4: Simplify right side
    31,653,111.80x = 749,851,610,086,324.38
  5. Step 5: Solve for x
    x = 749,851,610,086,324.38/31,653,111.80
  6. Step 6: Final answer
    x = 23,689,664.85

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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.