Home / 9,116,250.12-12,584,299.19-5,680,188.81

Finding the Fourth Proportional to 9,116,250.12, 12,584,299.19 and 5,680,188.81

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Solution

The fourth proportional to 9,116,250.12, 12,584,299.19 and 5,680,188.81 is: 7,841,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116,250.12 : 12,584,299.19 = 5,680,188.81 : x
  2. Step 2: Convert to fraction form
    9,116,250.12/12,584,299.19 = 5,680,188.81/x
  3. Step 3: Cross multiply
    9,116,250.12x = 12,584,299.19 × 5,680,188.81
  4. Step 4: Simplify right side
    9,116,250.12x = 71,481,195,412,329.12
  5. Step 5: Solve for x
    x = 71,481,195,412,329.12/9,116,250.12
  6. Step 6: Final answer
    x = 7,841,074.40

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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.