Home / 13,593,352.59-18,758,825.52-7,398,443.70

Finding the Fourth Proportional to 13,593,352.59, 18,758,825.52 and 7,398,443.70

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Solution

The fourth proportional to 13,593,352.59, 18,758,825.52 and 7,398,443.70 is: 10,209,851.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593,352.59 : 18,758,825.52 = 7,398,443.70 : x
  2. Step 2: Convert to fraction form
    13,593,352.59/18,758,825.52 = 7,398,443.70/x
  3. Step 3: Cross multiply
    13,593,352.59x = 18,758,825.52 × 7,398,443.70
  4. Step 4: Simplify right side
    13,593,352.59x = 138,786,114,487,843.22
  5. Step 5: Solve for x
    x = 138,786,114,487,843.22/13,593,352.59
  6. Step 6: Final answer
    x = 10,209,851.73

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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.