Home / 14,156,022.28-19,535,076.26-7,876,314.20

Finding the Fourth Proportional to 14,156,022.28, 19,535,076.26 and 7,876,314.20

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Solution

The fourth proportional to 14,156,022.28, 19,535,076.26 and 7,876,314.20 is: 10,869,183.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156,022.28 : 19,535,076.26 = 7,876,314.20 : x
  2. Step 2: Convert to fraction form
    14,156,022.28/19,535,076.26 = 7,876,314.20/x
  3. Step 3: Cross multiply
    14,156,022.28x = 19,535,076.26 × 7,876,314.20
  4. Step 4: Simplify right side
    14,156,022.28x = 153,864,398,544,720.91
  5. Step 5: Solve for x
    x = 153,864,398,544,720.91/14,156,022.28
  6. Step 6: Final answer
    x = 10,869,183.13

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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.