Home / 8,399,205.55-12,600,810.64-2,719,431.55

Finding the Fourth Proportional to 8,399,205.55, 12,600,810.64 and 2,719,431.55

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Solution

The fourth proportional to 8,399,205.55, 12,600,810.64 and 2,719,431.55 is: 4,079,795.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399,205.55 : 12,600,810.64 = 2,719,431.55 : x
  2. Step 2: Convert to fraction form
    8,399,205.55/12,600,810.64 = 2,719,431.55/x
  3. Step 3: Cross multiply
    8,399,205.55x = 12,600,810.64 × 2,719,431.55
  4. Step 4: Simplify right side
    8,399,205.55x = 34,267,041,981,888.95
  5. Step 5: Solve for x
    x = 34,267,041,981,888.95/8,399,205.55
  6. Step 6: Final answer
    x = 4,079,795.62

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1.5x scale

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.