Home / 12,179,616.31-16,807,870.02-6,673,200.04

Finding the Fourth Proportional to 12,179,616.31, 16,807,870.02 and 6,673,200.04

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Solution

The fourth proportional to 12,179,616.31, 16,807,870.02 and 6,673,200.04 is: 9,209,015.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,179,616.31 : 16,807,870.02 = 6,673,200.04 : x
  2. Step 2: Convert to fraction form
    12,179,616.31/16,807,870.02 = 6,673,200.04/x
  3. Step 3: Cross multiply
    12,179,616.31x = 16,807,870.02 × 6,673,200.04
  4. Step 4: Simplify right side
    12,179,616.31x = 112,162,278,889,778.80
  5. Step 5: Solve for x
    x = 112,162,278,889,778.80/12,179,616.31
  6. Step 6: Final answer
    x = 9,209,015.79

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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.