Home / 10,932,326.40-16,398,489.60-7,349,145.60

Finding the Fourth Proportional to 10,932,326.40, 16,398,489.60 and 7,349,145.60

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Solution

The fourth proportional to 10,932,326.40, 16,398,489.60 and 7,349,145.60 is: 11,023,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932,326.40 : 16,398,489.60 = 7,349,145.60 : x
  2. Step 2: Convert to fraction form
    10,932,326.40/16,398,489.60 = 7,349,145.60/x
  3. Step 3: Cross multiply
    10,932,326.40x = 16,398,489.60 × 7,349,145.60
  4. Step 4: Simplify right side
    10,932,326.40x = 120,514,887,690,485.75
  5. Step 5: Solve for x
    x = 120,514,887,690,485.75/10,932,326.40
  6. Step 6: Final answer
    x = 11,023,718.40

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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.