Home / 7,196,360-9,930,843.68-3,977,026.88

Finding the Fourth Proportional to 7,196,360, 9,930,843.68 and 3,977,026.88

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Solution

The fourth proportional to 7,196,360, 9,930,843.68 and 3,977,026.88 is: 5,488,223.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,196,360 : 9,930,843.68 = 3,977,026.88 : x
  2. Step 2: Convert to fraction form
    7,196,360/9,930,843.68 = 3,977,026.88/x
  3. Step 3: Cross multiply
    7,196,360x = 9,930,843.68 × 3,977,026.88
  4. Step 4: Simplify right side
    7,196,360x = 39,495,232,256,438.12
  5. Step 5: Solve for x
    x = 39,495,232,256,438.12/7,196,360
  6. Step 6: Final answer
    x = 5,488,223.53

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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.