Home / 10,962,019.20-16,443,028.80-10,514,121.60

Finding the Fourth Proportional to 10,962,019.20, 16,443,028.80 and 10,514,121.60

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Solution

The fourth proportional to 10,962,019.20, 16,443,028.80 and 10,514,121.60 is: 15,771,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,962,019.20 : 16,443,028.80 = 10,514,121.60 : x
  2. Step 2: Convert to fraction form
    10,962,019.20/16,443,028.80 = 10,514,121.60/x
  3. Step 3: Cross multiply
    10,962,019.20x = 16,443,028.80 × 10,514,121.60
  4. Step 4: Simplify right side
    10,962,019.20x = 172,884,004,275,502.09
  5. Step 5: Solve for x
    x = 172,884,004,275,502.09/10,962,019.20
  6. Step 6: Final answer
    x = 15,771,182.40

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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.