Home / 12,726,740.31-17,563,271.21-6,925,896.15

Finding the Fourth Proportional to 12,726,740.31, 17,563,271.21 and 6,925,896.15

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Solution

The fourth proportional to 12,726,740.31, 17,563,271.21 and 6,925,896.15 is: 9,557,937.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726,740.31 : 17,563,271.21 = 6,925,896.15 : x
  2. Step 2: Convert to fraction form
    12,726,740.31/17,563,271.21 = 6,925,896.15/x
  3. Step 3: Cross multiply
    12,726,740.31x = 17,563,271.21 × 6,925,896.15
  4. Step 4: Simplify right side
    12,726,740.31x = 121,641,392,420,115.36
  5. Step 5: Solve for x
    x = 121,641,392,420,115.36/12,726,740.31
  6. Step 6: Final answer
    x = 9,557,937.81

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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.