Home / 8,573,468.85-12,911,525.67-7,808,193.81

Finding the Fourth Proportional to 8,573,468.85, 12,911,525.67 and 7,808,193.81

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Solution

The fourth proportional to 8,573,468.85, 12,911,525.67 and 7,808,193.81 is: 11,759,032.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,573,468.85 : 12,911,525.67 = 7,808,193.81 : x
  2. Step 2: Convert to fraction form
    8,573,468.85/12,911,525.67 = 7,808,193.81/x
  3. Step 3: Cross multiply
    8,573,468.85x = 12,911,525.67 × 7,808,193.81
  4. Step 4: Simplify right side
    8,573,468.85x = 100,815,694,814,150.09
  5. Step 5: Solve for x
    x = 100,815,694,814,150.09/8,573,468.85
  6. Step 6: Final answer
    x = 11,759,032.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.