Home / 10,448,168.67-15,665,098.28-5,320,673.19

Finding the Fourth Proportional to 10,448,168.67, 15,665,098.28 and 5,320,673.19

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Solution

The fourth proportional to 10,448,168.67, 15,665,098.28 and 5,320,673.19 is: 7,977,366.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,448,168.67 : 15,665,098.28 = 5,320,673.19 : x
  2. Step 2: Convert to fraction form
    10,448,168.67/15,665,098.28 = 5,320,673.19/x
  3. Step 3: Cross multiply
    10,448,168.67x = 15,665,098.28 × 5,320,673.19
  4. Step 4: Simplify right side
    10,448,168.67x = 83,348,868,410,507.75
  5. Step 5: Solve for x
    x = 83,348,868,410,507.75/10,448,168.67
  6. Step 6: Final answer
    x = 7,977,366.28

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1.5x scale

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.