Home / 6,513,998.90-9,770,998.35-5,852,650.10

Finding the Fourth Proportional to 6,513,998.90, 9,770,998.35 and 5,852,650.10

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Solution

The fourth proportional to 6,513,998.90, 9,770,998.35 and 5,852,650.10 is: 8,778,975.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513,998.90 : 9,770,998.35 = 5,852,650.10 : x
  2. Step 2: Convert to fraction form
    6,513,998.90/9,770,998.35 = 5,852,650.10/x
  3. Step 3: Cross multiply
    6,513,998.90x = 9,770,998.35 × 5,852,650.10
  4. Step 4: Simplify right side
    6,513,998.90x = 57,186,234,470,227.33
  5. Step 5: Solve for x
    x = 57,186,234,470,227.33/6,513,998.90
  6. Step 6: Final answer
    x = 8,778,975.15

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Double scale
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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.