Home / 9,680,191.68-13,358,184-5,329,184.56

Finding the Fourth Proportional to 9,680,191.68, 13,358,184 and 5,329,184.56

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Solution

The fourth proportional to 9,680,191.68, 13,358,184 and 5,329,184.56 is: 7,354,010.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680,191.68 : 13,358,184 = 5,329,184.56 : x
  2. Step 2: Convert to fraction form
    9,680,191.68/13,358,184 = 5,329,184.56/x
  3. Step 3: Cross multiply
    9,680,191.68x = 13,358,184 × 5,329,184.56
  4. Step 4: Simplify right side
    9,680,191.68x = 71,188,227,922,439.03
  5. Step 5: Solve for x
    x = 71,188,227,922,439.03/9,680,191.68
  6. Step 6: Final answer
    x = 7,354,010.16

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.