Home / 9,665,272.41-13,338,125.55-5,314,639.29

Finding the Fourth Proportional to 9,665,272.41, 13,338,125.55 and 5,314,639.29

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Solution

The fourth proportional to 9,665,272.41, 13,338,125.55 and 5,314,639.29 is: 7,334,229.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,665,272.41 : 13,338,125.55 = 5,314,639.29 : x
  2. Step 2: Convert to fraction form
    9,665,272.41/13,338,125.55 = 5,314,639.29/x
  3. Step 3: Cross multiply
    9,665,272.41x = 13,338,125.55 × 5,314,639.29
  4. Step 4: Simplify right side
    9,665,272.41x = 70,887,326,102,982.86
  5. Step 5: Solve for x
    x = 70,887,326,102,982.86/9,665,272.41
  6. Step 6: Final answer
    x = 7,334,229.51

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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.