Home / 7,191,859.20-10,787,788.80-4,350,508.80

Finding the Fourth Proportional to 7,191,859.20, 10,787,788.80 and 4,350,508.80

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Solution

The fourth proportional to 7,191,859.20, 10,787,788.80 and 4,350,508.80 is: 6,525,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191,859.20 : 10,787,788.80 = 4,350,508.80 : x
  2. Step 2: Convert to fraction form
    7,191,859.20/10,787,788.80 = 4,350,508.80/x
  3. Step 3: Cross multiply
    7,191,859.20x = 10,787,788.80 × 4,350,508.80
  4. Step 4: Simplify right side
    7,191,859.20x = 46,932,370,106,941.44
  5. Step 5: Solve for x
    x = 46,932,370,106,941.44/7,191,859.20
  6. Step 6: Final answer
    x = 6,525,763.20

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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.