Home / 10,127,921.52-15,184,241.54-3,300,417.76

Finding the Fourth Proportional to 10,127,921.52, 15,184,241.54 and 3,300,417.76

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Solution

The fourth proportional to 10,127,921.52, 15,184,241.54 and 3,300,417.76 is: 4,948,136.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,127,921.52 : 15,184,241.54 = 3,300,417.76 : x
  2. Step 2: Convert to fraction form
    10,127,921.52/15,184,241.54 = 3,300,417.76/x
  3. Step 3: Cross multiply
    10,127,921.52x = 15,184,241.54 × 3,300,417.76
  4. Step 4: Simplify right side
    10,127,921.52x = 50,114,340,450,745.74
  5. Step 5: Solve for x
    x = 50,114,340,450,745.74/10,127,921.52
  6. Step 6: Final answer
    x = 4,948,136.73

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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.