Home / 4,749,829.20-7,124,743.80-4,581,867.60

Finding the Fourth Proportional to 4,749,829.20, 7,124,743.80 and 4,581,867.60

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Solution

The fourth proportional to 4,749,829.20, 7,124,743.80 and 4,581,867.60 is: 6,872,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749,829.20 : 7,124,743.80 = 4,581,867.60 : x
  2. Step 2: Convert to fraction form
    4,749,829.20/7,124,743.80 = 4,581,867.60/x
  3. Step 3: Cross multiply
    4,749,829.20x = 7,124,743.80 × 4,581,867.60
  4. Step 4: Simplify right side
    4,749,829.20x = 32,644,632,775,520.88
  5. Step 5: Solve for x
    x = 32,644,632,775,520.88/4,749,829.20
  6. Step 6: Final answer
    x = 6,872,801.40

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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.