Home / 18,290,434.03-25,238,479.09-10,028,322.17

Finding the Fourth Proportional to 18,290,434.03, 25,238,479.09 and 10,028,322.17

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Solution

The fourth proportional to 18,290,434.03, 25,238,479.09 and 10,028,322.17 is: 13,837,812.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290,434.03 : 25,238,479.09 = 10,028,322.17 : x
  2. Step 2: Convert to fraction form
    18,290,434.03/25,238,479.09 = 10,028,322.17/x
  3. Step 3: Cross multiply
    18,290,434.03x = 25,238,479.09 × 10,028,322.17
  4. Step 4: Simplify right side
    18,290,434.03x = 253,099,599,400,298.78
  5. Step 5: Solve for x
    x = 253,099,599,400,298.78/18,290,434.03
  6. Step 6: Final answer
    x = 13,837,812.65

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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.