Home / 5,371,479.10-8,057,218.65-5,165,040.70

Finding the Fourth Proportional to 5,371,479.10, 8,057,218.65 and 5,165,040.70

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Solution

The fourth proportional to 5,371,479.10, 8,057,218.65 and 5,165,040.70 is: 7,747,561.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371,479.10 : 8,057,218.65 = 5,165,040.70 : x
  2. Step 2: Convert to fraction form
    5,371,479.10/8,057,218.65 = 5,165,040.70/x
  3. Step 3: Cross multiply
    5,371,479.10x = 8,057,218.65 × 5,165,040.70
  4. Step 4: Simplify right side
    5,371,479.10x = 41,615,862,256,049.05
  5. Step 5: Solve for x
    x = 41,615,862,256,049.05/5,371,479.10
  6. Step 6: Final answer
    x = 7,747,561.05

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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.