Home / 6,659,726.18-9,988,462.55-1,866,312.23

Finding the Fourth Proportional to 6,659,726.18, 9,988,462.55 and 1,866,312.23

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Solution

The fourth proportional to 6,659,726.18, 9,988,462.55 and 1,866,312.23 is: 2,799,152.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,726.18 : 9,988,462.55 = 1,866,312.23 : x
  2. Step 2: Convert to fraction form
    6,659,726.18/9,988,462.55 = 1,866,312.23/x
  3. Step 3: Cross multiply
    6,659,726.18x = 9,988,462.55 × 1,866,312.23
  4. Step 4: Simplify right side
    6,659,726.18x = 18,641,589,770,685.46
  5. Step 5: Solve for x
    x = 18,641,589,770,685.46/6,659,726.18
  6. Step 6: Final answer
    x = 2,799,152.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.