Home / 5,409,253.20-8,118,385.02-2,851,386.60

Finding the Fourth Proportional to 5,409,253.20, 8,118,385.02 and 2,851,386.60

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Solution

The fourth proportional to 5,409,253.20, 8,118,385.02 and 2,851,386.60 is: 4,279,454.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409,253.20 : 8,118,385.02 = 2,851,386.60 : x
  2. Step 2: Convert to fraction form
    5,409,253.20/8,118,385.02 = 2,851,386.60/x
  3. Step 3: Cross multiply
    5,409,253.20x = 8,118,385.02 × 2,851,386.60
  4. Step 4: Simplify right side
    5,409,253.20x = 23,148,654,259,668.73
  5. Step 5: Solve for x
    x = 23,148,654,259,668.73/5,409,253.20
  6. Step 6: Final answer
    x = 4,279,454.74

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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.