Home / 7,739,695.70-11,609,543.55-7,261,398.80

Finding the Fourth Proportional to 7,739,695.70, 11,609,543.55 and 7,261,398.80

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Solution

The fourth proportional to 7,739,695.70, 11,609,543.55 and 7,261,398.80 is: 10,892,098.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739,695.70 : 11,609,543.55 = 7,261,398.80 : x
  2. Step 2: Convert to fraction form
    7,739,695.70/11,609,543.55 = 7,261,398.80/x
  3. Step 3: Cross multiply
    7,739,695.70x = 11,609,543.55 × 7,261,398.80
  4. Step 4: Simplify right side
    7,739,695.70x = 84,301,525,602,517.75
  5. Step 5: Solve for x
    x = 84,301,525,602,517.75/7,739,695.70
  6. Step 6: Final answer
    x = 10,892,098.20

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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.