Home / 5,173,150.65-7,138,215.68-2,937,850.75

Finding the Fourth Proportional to 5,173,150.65, 7,138,215.68 and 2,937,850.75

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Solution

The fourth proportional to 5,173,150.65, 7,138,215.68 and 2,937,850.75 is: 4,053,818.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,150.65 : 7,138,215.68 = 2,937,850.75 : x
  2. Step 2: Convert to fraction form
    5,173,150.65/7,138,215.68 = 2,937,850.75/x
  3. Step 3: Cross multiply
    5,173,150.65x = 7,138,215.68 × 2,937,850.75
  4. Step 4: Simplify right side
    5,173,150.65x = 20,971,012,289,149.76
  5. Step 5: Solve for x
    x = 20,971,012,289,149.76/5,173,150.65
  6. Step 6: Final answer
    x = 4,053,818.21

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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.