Home / 9,083,931.48-12,535,403.78-5,213,728.80

Finding the Fourth Proportional to 9,083,931.48, 12,535,403.78 and 5,213,728.80

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Solution

The fourth proportional to 9,083,931.48, 12,535,403.78 and 5,213,728.80 is: 7,194,703.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083,931.48 : 12,535,403.78 = 5,213,728.80 : x
  2. Step 2: Convert to fraction form
    9,083,931.48/12,535,403.78 = 5,213,728.80/x
  3. Step 3: Cross multiply
    9,083,931.48x = 12,535,403.78 × 5,213,728.80
  4. Step 4: Simplify right side
    9,083,931.48x = 65,356,195,707,414.86
  5. Step 5: Solve for x
    x = 65,356,195,707,414.86/9,083,931.48
  6. Step 6: Final answer
    x = 7,194,703.73

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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.