Home / 7,772,002.40-11,658,003.60-7,268,117.60

Finding the Fourth Proportional to 7,772,002.40, 11,658,003.60 and 7,268,117.60

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Solution

The fourth proportional to 7,772,002.40, 11,658,003.60 and 7,268,117.60 is: 10,902,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772,002.40 : 11,658,003.60 = 7,268,117.60 : x
  2. Step 2: Convert to fraction form
    7,772,002.40/11,658,003.60 = 7,268,117.60/x
  3. Step 3: Cross multiply
    7,772,002.40x = 11,658,003.60 × 7,268,117.60
  4. Step 4: Simplify right side
    7,772,002.40x = 84,731,741,146,023.36
  5. Step 5: Solve for x
    x = 84,731,741,146,023.36/7,772,002.40
  6. Step 6: Final answer
    x = 10,902,176.40

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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.