Home / 12,162,969.66-16,785,047.43-6,730,967.10

Finding the Fourth Proportional to 12,162,969.66, 16,785,047.43 and 6,730,967.10

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Solution

The fourth proportional to 12,162,969.66, 16,785,047.43 and 6,730,967.10 is: 9,288,817.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,162,969.66 : 16,785,047.43 = 6,730,967.10 : x
  2. Step 2: Convert to fraction form
    12,162,969.66/16,785,047.43 = 6,730,967.10/x
  3. Step 3: Cross multiply
    12,162,969.66x = 16,785,047.43 × 6,730,967.10
  4. Step 4: Simplify right side
    12,162,969.66x = 112,979,602,023,269.55
  5. Step 5: Solve for x
    x = 112,979,602,023,269.55/12,162,969.66
  6. Step 6: Final answer
    x = 9,288,817.22

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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.