Home / 18,329,351.16-25,293,797.12-10,181,105.40

Finding the Fourth Proportional to 18,329,351.16, 25,293,797.12 and 10,181,105.40

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Solution

The fourth proportional to 18,329,351.16, 25,293,797.12 and 10,181,105.40 is: 14,049,532.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329,351.16 : 25,293,797.12 = 10,181,105.40 : x
  2. Step 2: Convert to fraction form
    18,329,351.16/25,293,797.12 = 10,181,105.40/x
  3. Step 3: Cross multiply
    18,329,351.16x = 25,293,797.12 × 10,181,105.40
  4. Step 4: Simplify right side
    18,329,351.16x = 257,518,814,444,936.47
  5. Step 5: Solve for x
    x = 257,518,814,444,936.47/18,329,351.16
  6. Step 6: Final answer
    x = 14,049,532.48

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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.