Home / 7,526,516.75-10,385,760.12-4,173,598.78

Finding the Fourth Proportional to 7,526,516.75, 10,385,760.12 and 4,173,598.78

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Solution

The fourth proportional to 7,526,516.75, 10,385,760.12 and 4,173,598.78 is: 5,759,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526,516.75 : 10,385,760.12 = 4,173,598.78 : x
  2. Step 2: Convert to fraction form
    7,526,516.75/10,385,760.12 = 4,173,598.78/x
  3. Step 3: Cross multiply
    7,526,516.75x = 10,385,760.12 × 4,173,598.78
  4. Step 4: Simplify right side
    7,526,516.75x = 43,345,995,724,589.26
  5. Step 5: Solve for x
    x = 43,345,995,724,589.26/7,526,516.75
  6. Step 6: Final answer
    x = 5,759,104.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.