Home / 9,132,566.68-12,603,145.54-5,212,244.12

Finding the Fourth Proportional to 9,132,566.68, 12,603,145.54 and 5,212,244.12

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Solution

The fourth proportional to 9,132,566.68, 12,603,145.54 and 5,212,244.12 is: 7,193,013.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132,566.68 : 12,603,145.54 = 5,212,244.12 : x
  2. Step 2: Convert to fraction form
    9,132,566.68/12,603,145.54 = 5,212,244.12/x
  3. Step 3: Cross multiply
    9,132,566.68x = 12,603,145.54 × 5,212,244.12
  4. Step 4: Simplify right side
    9,132,566.68x = 65,690,671,234,369.22
  5. Step 5: Solve for x
    x = 65,690,671,234,369.22/9,132,566.68
  6. Step 6: Final answer
    x = 7,193,013.04

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Double scale
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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.