Home / 18,955,581.12-26,158,684.07-10,253,733.65

Finding the Fourth Proportional to 18,955,581.12, 26,158,684.07 and 10,253,733.65

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Solution

The fourth proportional to 18,955,581.12, 26,158,684.07 and 10,253,733.65 is: 14,150,142.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,955,581.12 : 26,158,684.07 = 10,253,733.65 : x
  2. Step 2: Convert to fraction form
    18,955,581.12/26,158,684.07 = 10,253,733.65/x
  3. Step 3: Cross multiply
    18,955,581.12x = 26,158,684.07 × 10,253,733.65
  4. Step 4: Simplify right side
    18,955,581.12x = 268,224,179,170,679.28
  5. Step 5: Solve for x
    x = 268,224,179,170,679.28/18,955,581.12
  6. Step 6: Final answer
    x = 14,150,142.77

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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.