Home / 13,134,760.29-18,125,797.55-7,333,640.73

Finding the Fourth Proportional to 13,134,760.29, 18,125,797.55 and 7,333,640.73

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Solution

The fourth proportional to 13,134,760.29, 18,125,797.55 and 7,333,640.73 is: 10,120,328.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134,760.29 : 18,125,797.55 = 7,333,640.73 : x
  2. Step 2: Convert to fraction form
    13,134,760.29/18,125,797.55 = 7,333,640.73/x
  3. Step 3: Cross multiply
    13,134,760.29x = 18,125,797.55 × 7,333,640.73
  4. Step 4: Simplify right side
    13,134,760.29x = 132,928,087,139,746.03
  5. Step 5: Solve for x
    x = 132,928,087,139,746.03/13,134,760.29
  6. Step 6: Final answer
    x = 10,120,328.37

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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.