Home / 9,482,388.76-13,085,695.92-5,131,474.48

Finding the Fourth Proportional to 9,482,388.76, 13,085,695.92 and 5,131,474.48

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Solution

The fourth proportional to 9,482,388.76, 13,085,695.92 and 5,131,474.48 is: 7,081,434.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,388.76 : 13,085,695.92 = 5,131,474.48 : x
  2. Step 2: Convert to fraction form
    9,482,388.76/13,085,695.92 = 5,131,474.48/x
  3. Step 3: Cross multiply
    9,482,388.76x = 13,085,695.92 × 5,131,474.48
  4. Step 4: Simplify right side
    9,482,388.76x = 67,148,914,666,520.12
  5. Step 5: Solve for x
    x = 67,148,914,666,520.12/9,482,388.76
  6. Step 6: Final answer
    x = 7,081,434.47

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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.