Home / 7,451,998.80-11,177,998.20-5,562,430.80

Finding the Fourth Proportional to 7,451,998.80, 11,177,998.20 and 5,562,430.80

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Solution

The fourth proportional to 7,451,998.80, 11,177,998.20 and 5,562,430.80 is: 8,343,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451,998.80 : 11,177,998.20 = 5,562,430.80 : x
  2. Step 2: Convert to fraction form
    7,451,998.80/11,177,998.20 = 5,562,430.80/x
  3. Step 3: Cross multiply
    7,451,998.80x = 11,177,998.20 × 5,562,430.80
  4. Step 4: Simplify right side
    7,451,998.80x = 62,176,841,470,024.55
  5. Step 5: Solve for x
    x = 62,176,841,470,024.55/7,451,998.80
  6. Step 6: Final answer
    x = 8,343,646.20

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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.