Home / 18,134,055.77-25,024,890.37-9,874,098.28

Finding the Fourth Proportional to 18,134,055.77, 25,024,890.37 and 9,874,098.28

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Solution

The fourth proportional to 18,134,055.77, 25,024,890.37 and 9,874,098.28 is: 13,626,197.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134,055.77 : 25,024,890.37 = 9,874,098.28 : x
  2. Step 2: Convert to fraction form
    18,134,055.77/25,024,890.37 = 9,874,098.28/x
  3. Step 3: Cross multiply
    18,134,055.77x = 25,024,890.37 × 9,874,098.28
  4. Step 4: Simplify right side
    18,134,055.77x = 247,098,226,970,118.38
  5. Step 5: Solve for x
    x = 247,098,226,970,118.38/18,134,055.77
  6. Step 6: Final answer
    x = 13,626,197.58

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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.