Home / 8,253,417.20-12,369,628.20-3,984,393.20

Finding the Fourth Proportional to 8,253,417.20, 12,369,628.20 and 3,984,393.20

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Solution

The fourth proportional to 8,253,417.20, 12,369,628.20 and 3,984,393.20 is: 5,971,522.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253,417.20 : 12,369,628.20 = 3,984,393.20 : x
  2. Step 2: Convert to fraction form
    8,253,417.20/12,369,628.20 = 3,984,393.20/x
  3. Step 3: Cross multiply
    8,253,417.20x = 12,369,628.20 × 3,984,393.20
  4. Step 4: Simplify right side
    8,253,417.20x = 49,285,462,486,608.24
  5. Step 5: Solve for x
    x = 49,285,462,486,608.24/8,253,417.20
  6. Step 6: Final answer
    x = 5,971,522.01

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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.