Home / 5,105,551.20-7,651,328.40-4,160,767.20

Finding the Fourth Proportional to 5,105,551.20, 7,651,328.40 and 4,160,767.20

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Solution

The fourth proportional to 5,105,551.20, 7,651,328.40 and 4,160,767.20 is: 6,235,447.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,551.20 : 7,651,328.40 = 4,160,767.20 : x
  2. Step 2: Convert to fraction form
    5,105,551.20/7,651,328.40 = 4,160,767.20/x
  3. Step 3: Cross multiply
    5,105,551.20x = 7,651,328.40 × 4,160,767.20
  4. Step 4: Simplify right side
    5,105,551.20x = 31,835,396,243,148.48
  5. Step 5: Solve for x
    x = 31,835,396,243,148.48/5,105,551.20
  6. Step 6: Final answer
    x = 6,235,447.46

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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.