Home / 7,249,968.20-10,865,621.10-4,407,062.60

Finding the Fourth Proportional to 7,249,968.20, 10,865,621.10 and 4,407,062.60

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Solution

The fourth proportional to 7,249,968.20, 10,865,621.10 and 4,407,062.60 is: 6,604,921.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249,968.20 : 10,865,621.10 = 4,407,062.60 : x
  2. Step 2: Convert to fraction form
    7,249,968.20/10,865,621.10 = 4,407,062.60/x
  3. Step 3: Cross multiply
    7,249,968.20x = 10,865,621.10 × 4,407,062.60
  4. Step 4: Simplify right side
    7,249,968.20x = 47,885,472,375,580.85
  5. Step 5: Solve for x
    x = 47,885,472,375,580.85/7,249,968.20
  6. Step 6: Final answer
    x = 6,604,921.71

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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.