Home / 9,118,850.12-12,583,641.30-5,251,517

Finding the Fourth Proportional to 9,118,850.12, 12,583,641.30 and 5,251,517

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Solution

The fourth proportional to 9,118,850.12, 12,583,641.30 and 5,251,517 is: 7,246,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,118,850.12 : 12,583,641.30 = 5,251,517 : x
  2. Step 2: Convert to fraction form
    9,118,850.12/12,583,641.30 = 5,251,517/x
  3. Step 3: Cross multiply
    9,118,850.12x = 12,583,641.30 × 5,251,517
  4. Step 4: Simplify right side
    9,118,850.12x = 66,083,206,208,852.10
  5. Step 5: Solve for x
    x = 66,083,206,208,852.10/9,118,850.12
  6. Step 6: Final answer
    x = 7,246,879.30

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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.