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Finding the Fourth Proportional to 6,225,751.60, 9,338,627.40 and 3,821,801.20

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Solution

The fourth proportional to 6,225,751.60, 9,338,627.40 and 3,821,801.20 is: 5,732,701.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,225,751.60 : 9,338,627.40 = 3,821,801.20 : x
  2. Step 2: Convert to fraction form
    6,225,751.60/9,338,627.40 = 3,821,801.20/x
  3. Step 3: Cross multiply
    6,225,751.60x = 9,338,627.40 × 3,821,801.20
  4. Step 4: Simplify right side
    6,225,751.60x = 35,690,377,403,672.88
  5. Step 5: Solve for x
    x = 35,690,377,403,672.88/6,225,751.60
  6. Step 6: Final answer
    x = 5,732,701.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.