Home / 12,896,070-17,796,576.24-7,094,726.88

Finding the Fourth Proportional to 12,896,070, 17,796,576.24 and 7,094,726.88

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Solution

The fourth proportional to 12,896,070, 17,796,576.24 and 7,094,726.88 is: 9,790,722.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,070 : 17,796,576.24 = 7,094,726.88 : x
  2. Step 2: Convert to fraction form
    12,896,070/17,796,576.24 = 7,094,726.88/x
  3. Step 3: Cross multiply
    12,896,070x = 17,796,576.24 × 7,094,726.88
  4. Step 4: Simplify right side
    12,896,070x = 126,261,847,821,897.31
  5. Step 5: Solve for x
    x = 126,261,847,821,897.31/12,896,070
  6. Step 6: Final answer
    x = 9,790,722.90

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1.5x scale

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.