Home / 10,122,937.76-15,184,406.56-4,443,211.20

Finding the Fourth Proportional to 10,122,937.76, 15,184,406.56 and 4,443,211.20

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Solution

The fourth proportional to 10,122,937.76, 15,184,406.56 and 4,443,211.20 is: 6,664,816.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,122,937.76 : 15,184,406.56 = 4,443,211.20 : x
  2. Step 2: Convert to fraction form
    10,122,937.76/15,184,406.56 = 4,443,211.20/x
  3. Step 3: Cross multiply
    10,122,937.76x = 15,184,406.56 × 4,443,211.20
  4. Step 4: Simplify right side
    10,122,937.76x = 67,467,525,292,745.48
  5. Step 5: Solve for x
    x = 67,467,525,292,745.48/10,122,937.76
  6. Step 6: Final answer
    x = 6,664,816.76

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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.