Home / 10,130,256.20-15,182,481.90-4,139,856.20

Finding the Fourth Proportional to 10,130,256.20, 15,182,481.90 and 4,139,856.20

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Solution

The fourth proportional to 10,130,256.20, 15,182,481.90 and 4,139,856.20 is: 6,204,511.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130,256.20 : 15,182,481.90 = 4,139,856.20 : x
  2. Step 2: Convert to fraction form
    10,130,256.20/15,182,481.90 = 4,139,856.20/x
  3. Step 3: Cross multiply
    10,130,256.20x = 15,182,481.90 × 4,139,856.20
  4. Step 4: Simplify right side
    10,130,256.20x = 62,853,291,825,102.78
  5. Step 5: Solve for x
    x = 62,853,291,825,102.78/10,130,256.20
  6. Step 6: Final answer
    x = 6,204,511.57

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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.