Home / 6,247,459.72-9,360,495.15-3,409,564.78

Finding the Fourth Proportional to 6,247,459.72, 9,360,495.15 and 3,409,564.78

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Solution

The fourth proportional to 6,247,459.72, 9,360,495.15 and 3,409,564.78 is: 5,108,510.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247,459.72 : 9,360,495.15 = 3,409,564.78 : x
  2. Step 2: Convert to fraction form
    6,247,459.72/9,360,495.15 = 3,409,564.78/x
  3. Step 3: Cross multiply
    6,247,459.72x = 9,360,495.15 × 3,409,564.78
  4. Step 4: Simplify right side
    6,247,459.72x = 31,915,214,586,800.82
  5. Step 5: Solve for x
    x = 31,915,214,586,800.82/6,247,459.72
  6. Step 6: Final answer
    x = 5,108,510.66

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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.