Home / 7,290,760.98-10,061,555.81-4,193,285.20

Finding the Fourth Proportional to 7,290,760.98, 10,061,555.81 and 4,193,285.20

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Solution

The fourth proportional to 7,290,760.98, 10,061,555.81 and 4,193,285.20 is: 5,786,909.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,760.98 : 10,061,555.81 = 4,193,285.20 : x
  2. Step 2: Convert to fraction form
    7,290,760.98/10,061,555.81 = 4,193,285.20/x
  3. Step 3: Cross multiply
    7,290,760.98x = 10,061,555.81 × 4,193,285.20
  4. Step 4: Simplify right side
    7,290,760.98x = 42,190,973,074,433.16
  5. Step 5: Solve for x
    x = 42,190,973,074,433.16/7,290,760.98
  6. Step 6: Final answer
    x = 5,786,909.38

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.