Home / 10,085,423.78-15,049,475.19-8,998,464.27

Finding the Fourth Proportional to 10,085,423.78, 15,049,475.19 and 8,998,464.27

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Solution

The fourth proportional to 10,085,423.78, 15,049,475.19 and 8,998,464.27 is: 13,427,513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,085,423.78 : 15,049,475.19 = 8,998,464.27 : x
  2. Step 2: Convert to fraction form
    10,085,423.78/15,049,475.19 = 8,998,464.27/x
  3. Step 3: Cross multiply
    10,085,423.78x = 15,049,475.19 × 8,998,464.27
  4. Step 4: Simplify right side
    10,085,423.78x = 135,422,164,869,646.22
  5. Step 5: Solve for x
    x = 135,422,164,869,646.22/10,085,423.78
  6. Step 6: Final answer
    x = 13,427,513.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.