Home / 5,038,215.20-7,555,407.58-1,625,990.30

Finding the Fourth Proportional to 5,038,215.20, 7,555,407.58 and 1,625,990.30

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Solution

The fourth proportional to 5,038,215.20, 7,555,407.58 and 1,625,990.30 is: 2,438,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038,215.20 : 7,555,407.58 = 1,625,990.30 : x
  2. Step 2: Convert to fraction form
    5,038,215.20/7,555,407.58 = 1,625,990.30/x
  3. Step 3: Cross multiply
    5,038,215.20x = 7,555,407.58 × 1,625,990.30
  4. Step 4: Simplify right side
    5,038,215.20x = 12,285,019,437,626.47
  5. Step 5: Solve for x
    x = 12,285,019,437,626.47/5,038,215.20
  6. Step 6: Final answer
    x = 2,438,367.35

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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.