Home / 8,762,846.49-13,132,520.21-6,819,921.02

Finding the Fourth Proportional to 8,762,846.49, 13,132,520.21 and 6,819,921.02

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Solution

The fourth proportional to 8,762,846.49, 13,132,520.21 and 6,819,921.02 is: 10,220,737.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,762,846.49 : 13,132,520.21 = 6,819,921.02 : x
  2. Step 2: Convert to fraction form
    8,762,846.49/13,132,520.21 = 6,819,921.02/x
  3. Step 3: Cross multiply
    8,762,846.49x = 13,132,520.21 × 6,819,921.02
  4. Step 4: Simplify right side
    8,762,846.49x = 89,562,750,675,634.92
  5. Step 5: Solve for x
    x = 89,562,750,675,634.92/8,762,846.49
  6. Step 6: Final answer
    x = 10,220,737.15

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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.