Home / 7,179,627.40-10,769,441.10-5,164,088.20

Finding the Fourth Proportional to 7,179,627.40, 10,769,441.10 and 5,164,088.20

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Solution

The fourth proportional to 7,179,627.40, 10,769,441.10 and 5,164,088.20 is: 7,746,132.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179,627.40 : 10,769,441.10 = 5,164,088.20 : x
  2. Step 2: Convert to fraction form
    7,179,627.40/10,769,441.10 = 5,164,088.20/x
  3. Step 3: Cross multiply
    7,179,627.40x = 10,769,441.10 × 5,164,088.20
  4. Step 4: Simplify right side
    7,179,627.40x = 55,614,343,705,105.02
  5. Step 5: Solve for x
    x = 55,614,343,705,105.02/7,179,627.40
  6. Step 6: Final answer
    x = 7,746,132.30

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Double scale
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Similar ratio
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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.