Home / 6,364,087.20-8,782,381.20-3,463,481.76

Finding the Fourth Proportional to 6,364,087.20, 8,782,381.20 and 3,463,481.76

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Solution

The fourth proportional to 6,364,087.20, 8,782,381.20 and 3,463,481.76 is: 4,779,572.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,364,087.20 : 8,782,381.20 = 3,463,481.76 : x
  2. Step 2: Convert to fraction form
    6,364,087.20/8,782,381.20 = 3,463,481.76/x
  3. Step 3: Cross multiply
    6,364,087.20x = 8,782,381.20 × 3,463,481.76
  4. Step 4: Simplify right side
    6,364,087.20x = 30,417,617,095,566.91
  5. Step 5: Solve for x
    x = 30,417,617,095,566.91/6,364,087.20
  6. Step 6: Final answer
    x = 4,779,572.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.