Home / 12,829,122.89-17,704,048.67-6,948,610.88

Finding the Fourth Proportional to 12,829,122.89, 17,704,048.67 and 6,948,610.88

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Solution

The fourth proportional to 12,829,122.89, 17,704,048.67 and 6,948,610.88 is: 9,589,006.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,829,122.89 : 17,704,048.67 = 6,948,610.88 : x
  2. Step 2: Convert to fraction form
    12,829,122.89/17,704,048.67 = 6,948,610.88/x
  3. Step 3: Cross multiply
    12,829,122.89x = 17,704,048.67 × 6,948,610.88
  4. Step 4: Simplify right side
    12,829,122.89x = 123,018,545,208,411.55
  5. Step 5: Solve for x
    x = 123,018,545,208,411.55/12,829,122.89
  6. Step 6: Final answer
    x = 9,589,006.69

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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.