Home / 9,438,213.94-13,023,234.58-5,307,447.38

Finding the Fourth Proportional to 9,438,213.94, 13,023,234.58 and 5,307,447.38

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Solution

The fourth proportional to 9,438,213.94, 13,023,234.58 and 5,307,447.38 is: 7,323,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438,213.94 : 13,023,234.58 = 5,307,447.38 : x
  2. Step 2: Convert to fraction form
    9,438,213.94/13,023,234.58 = 5,307,447.38/x
  3. Step 3: Cross multiply
    9,438,213.94x = 13,023,234.58 × 5,307,447.38
  4. Step 4: Simplify right side
    9,438,213.94x = 69,120,132,250,746.40
  5. Step 5: Solve for x
    x = 69,120,132,250,746.40/9,438,213.94
  6. Step 6: Final answer
    x = 7,323,433.51

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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.