Home / 5,386,589.10-7,431,550.76-4,146,578.62

Finding the Fourth Proportional to 5,386,589.10, 7,431,550.76 and 4,146,578.62

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Solution

The fourth proportional to 5,386,589.10, 7,431,550.76 and 4,146,578.62 is: 5,720,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386,589.10 : 7,431,550.76 = 4,146,578.62 : x
  2. Step 2: Convert to fraction form
    5,386,589.10/7,431,550.76 = 4,146,578.62/x
  3. Step 3: Cross multiply
    5,386,589.10x = 7,431,550.76 × 4,146,578.62
  4. Step 4: Simplify right side
    5,386,589.10x = 30,815,509,494,860.75
  5. Step 5: Solve for x
    x = 30,815,509,494,860.75/5,386,589.10
  6. Step 6: Final answer
    x = 5,720,783.40

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Double scale
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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.