Home / 9,520,074.52-13,137,568.44-5,389,999.16

Finding the Fourth Proportional to 9,520,074.52, 13,137,568.44 and 5,389,999.16

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Solution

The fourth proportional to 9,520,074.52, 13,137,568.44 and 5,389,999.16 is: 7,438,122.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520,074.52 : 13,137,568.44 = 5,389,999.16 : x
  2. Step 2: Convert to fraction form
    9,520,074.52/13,137,568.44 = 5,389,999.16/x
  3. Step 3: Cross multiply
    9,520,074.52x = 13,137,568.44 × 5,389,999.16
  4. Step 4: Simplify right side
    9,520,074.52x = 70,811,482,856,042.52
  5. Step 5: Solve for x
    x = 70,811,482,856,042.52/9,520,074.52
  6. Step 6: Final answer
    x = 7,438,122.75

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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.