Home / 60,792,712.20-90,990,002.70-47,256,251.40

Finding the Fourth Proportional to 60,792,712.20, 90,990,002.70 and 47,256,251.40

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Solution

The fourth proportional to 60,792,712.20, 90,990,002.70 and 47,256,251.40 is: 70,729,636.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,792,712.20 : 90,990,002.70 = 47,256,251.40 : x
  2. Step 2: Convert to fraction form
    60,792,712.20/90,990,002.70 = 47,256,251.40/x
  3. Step 3: Cross multiply
    60,792,712.20x = 90,990,002.70 × 47,256,251.40
  4. Step 4: Simplify right side
    60,792,712.20x = 4,299,846,442,477,879
  5. Step 5: Solve for x
    x = 4,299,846,442,477,879/60,792,712.20
  6. Step 6: Final answer
    x = 70,729,636.61

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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.