Home / 5,275,344.16-7,900,710.72-3,851,869.60

Finding the Fourth Proportional to 5,275,344.16, 7,900,710.72 and 3,851,869.60

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Solution

The fourth proportional to 5,275,344.16, 7,900,710.72 and 3,851,869.60 is: 5,768,819.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,344.16 : 7,900,710.72 = 3,851,869.60 : x
  2. Step 2: Convert to fraction form
    5,275,344.16/7,900,710.72 = 3,851,869.60/x
  3. Step 3: Cross multiply
    5,275,344.16x = 7,900,710.72 × 3,851,869.60
  4. Step 4: Simplify right side
    5,275,344.16x = 30,432,507,440,762.11
  5. Step 5: Solve for x
    x = 30,432,507,440,762.11/5,275,344.16
  6. Step 6: Final answer
    x = 5,768,819.34

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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.