Home / 13,434,734.52-18,539,234.10-7,632,711

Finding the Fourth Proportional to 13,434,734.52, 18,539,234.10 and 7,632,711

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Solution

The fourth proportional to 13,434,734.52, 18,539,234.10 and 7,632,711 is: 10,532,743.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,434,734.52 : 18,539,234.10 = 7,632,711 : x
  2. Step 2: Convert to fraction form
    13,434,734.52/18,539,234.10 = 7,632,711/x
  3. Step 3: Cross multiply
    13,434,734.52x = 18,539,234.10 × 7,632,711
  4. Step 4: Simplify right side
    13,434,734.52x = 141,504,616,046,645.12
  5. Step 5: Solve for x
    x = 141,504,616,046,645.12/13,434,734.52
  6. Step 6: Final answer
    x = 10,532,743.75

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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.