Home / 27,427,063.68-41,140,945.38-18,905,112

Finding the Fourth Proportional to 27,427,063.68, 41,140,945.38 and 18,905,112

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Solution

The fourth proportional to 27,427,063.68, 41,140,945.38 and 18,905,112 is: 28,357,909.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,427,063.68 : 41,140,945.38 = 18,905,112 : x
  2. Step 2: Convert to fraction form
    27,427,063.68/41,140,945.38 = 18,905,112/x
  3. Step 3: Cross multiply
    27,427,063.68x = 41,140,945.38 × 18,905,112
  4. Step 4: Simplify right side
    27,427,063.68x = 777,774,180,194,782.62
  5. Step 5: Solve for x
    x = 777,774,180,194,782.62/27,427,063.68
  6. Step 6: Final answer
    x = 28,357,909.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.