Home / 7,922,724.30-11,884,086.45-7,387,346.70

Finding the Fourth Proportional to 7,922,724.30, 11,884,086.45 and 7,387,346.70

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Solution

The fourth proportional to 7,922,724.30, 11,884,086.45 and 7,387,346.70 is: 11,081,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922,724.30 : 11,884,086.45 = 7,387,346.70 : x
  2. Step 2: Convert to fraction form
    7,922,724.30/11,884,086.45 = 7,387,346.70/x
  3. Step 3: Cross multiply
    7,922,724.30x = 11,884,086.45 × 7,387,346.70
  4. Step 4: Simplify right side
    7,922,724.30x = 87,791,866,818,922.22
  5. Step 5: Solve for x
    x = 87,791,866,818,922.22/7,922,724.30
  6. Step 6: Final answer
    x = 11,081,020.05

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Double scale
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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.