Home / 9,320,256.78-12,862,247.13-5,134,245.27

Finding the Fourth Proportional to 9,320,256.78, 12,862,247.13 and 5,134,245.27

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Solution

The fourth proportional to 9,320,256.78, 12,862,247.13 and 5,134,245.27 is: 7,085,419.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,256.78 : 12,862,247.13 = 5,134,245.27 : x
  2. Step 2: Convert to fraction form
    9,320,256.78/12,862,247.13 = 5,134,245.27/x
  3. Step 3: Cross multiply
    9,320,256.78x = 12,862,247.13 × 5,134,245.27
  4. Step 4: Simplify right side
    9,320,256.78x = 66,037,931,488,773.57
  5. Step 5: Solve for x
    x = 66,037,931,488,773.57/9,320,256.78
  6. Step 6: Final answer
    x = 7,085,419.75

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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.