Home / 10,040,375.10-15,043,973.85-8,547,383.10

Finding the Fourth Proportional to 10,040,375.10, 15,043,973.85 and 8,547,383.10

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Solution

The fourth proportional to 10,040,375.10, 15,043,973.85 and 8,547,383.10 is: 12,806,952.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040,375.10 : 15,043,973.85 = 8,547,383.10 : x
  2. Step 2: Convert to fraction form
    10,040,375.10/15,043,973.85 = 8,547,383.10/x
  3. Step 3: Cross multiply
    10,040,375.10x = 15,043,973.85 × 8,547,383.10
  4. Step 4: Simplify right side
    10,040,375.10x = 128,586,607,842,331.92
  5. Step 5: Solve for x
    x = 128,586,607,842,331.92/10,040,375.10
  6. Step 6: Final answer
    x = 12,806,952.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.