Home / 9,056,836.71-12,516,367.19-7,422,666.57

Finding the Fourth Proportional to 9,056,836.71, 12,516,367.19 and 7,422,666.57

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Solution

The fourth proportional to 9,056,836.71, 12,516,367.19 and 7,422,666.57 is: 10,257,976.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,056,836.71 : 12,516,367.19 = 7,422,666.57 : x
  2. Step 2: Convert to fraction form
    9,056,836.71/12,516,367.19 = 7,422,666.57/x
  3. Step 3: Cross multiply
    9,056,836.71x = 12,516,367.19 × 7,422,666.57
  4. Step 4: Simplify right side
    9,056,836.71x = 92,904,820,281,944.52
  5. Step 5: Solve for x
    x = 92,904,820,281,944.52/9,056,836.71
  6. Step 6: Final answer
    x = 10,257,976.74

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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.