Home / 6,799,616.40-10,199,424.60-6,400,707.60

Finding the Fourth Proportional to 6,799,616.40, 10,199,424.60 and 6,400,707.60

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Solution

The fourth proportional to 6,799,616.40, 10,199,424.60 and 6,400,707.60 is: 9,601,061.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,799,616.40 : 10,199,424.60 = 6,400,707.60 : x
  2. Step 2: Convert to fraction form
    6,799,616.40/10,199,424.60 = 6,400,707.60/x
  3. Step 3: Cross multiply
    6,799,616.40x = 10,199,424.60 × 6,400,707.60
  4. Step 4: Simplify right side
    6,799,616.40x = 65,283,534,552,846.95
  5. Step 5: Solve for x
    x = 65,283,534,552,846.95/6,799,616.40
  6. Step 6: Final answer
    x = 9,601,061.40

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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.