Home / 7,150,856.40-10,726,284.60-6,562,990.80

Finding the Fourth Proportional to 7,150,856.40, 10,726,284.60 and 6,562,990.80

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Solution

The fourth proportional to 7,150,856.40, 10,726,284.60 and 6,562,990.80 is: 9,844,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150,856.40 : 10,726,284.60 = 6,562,990.80 : x
  2. Step 2: Convert to fraction form
    7,150,856.40/10,726,284.60 = 6,562,990.80/x
  3. Step 3: Cross multiply
    7,150,856.40x = 10,726,284.60 × 6,562,990.80
  4. Step 4: Simplify right side
    7,150,856.40x = 70,396,507,147,981.67
  5. Step 5: Solve for x
    x = 70,396,507,147,981.67/7,150,856.40
  6. Step 6: Final answer
    x = 9,844,486.20

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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.