Home / 8,762,849.79-13,132,525.50-6,819,924.54

Finding the Fourth Proportional to 8,762,849.79, 13,132,525.50 and 6,819,924.54

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Solution

The fourth proportional to 8,762,849.79, 13,132,525.50 and 6,819,924.54 is: 10,220,742.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,762,849.79 : 13,132,525.50 = 6,819,924.54 : x
  2. Step 2: Convert to fraction form
    8,762,849.79/13,132,525.50 = 6,819,924.54/x
  3. Step 3: Cross multiply
    8,762,849.79x = 13,132,525.50 × 6,819,924.54
  4. Step 4: Simplify right side
    8,762,849.79x = 89,562,832,929,625.77
  5. Step 5: Solve for x
    x = 89,562,832,929,625.77/8,762,849.79
  6. Step 6: Final answer
    x = 10,220,742.69

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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.