Home / 5,616,145.70-8,424,218.55-4,608,376.10

Finding the Fourth Proportional to 5,616,145.70, 8,424,218.55 and 4,608,376.10

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Solution

The fourth proportional to 5,616,145.70, 8,424,218.55 and 4,608,376.10 is: 6,912,564.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616,145.70 : 8,424,218.55 = 4,608,376.10 : x
  2. Step 2: Convert to fraction form
    5,616,145.70/8,424,218.55 = 4,608,376.10/x
  3. Step 3: Cross multiply
    5,616,145.70x = 8,424,218.55 × 4,608,376.10
  4. Step 4: Simplify right side
    5,616,145.70x = 38,821,967,426,996.66
  5. Step 5: Solve for x
    x = 38,821,967,426,996.66/5,616,145.70
  6. Step 6: Final answer
    x = 6,912,564.15

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Similar ratio
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1.5x scale

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.