Home / 39,366,976.80-59,050,465.20-12,440,632.80

Finding the Fourth Proportional to 39,366,976.80, 59,050,465.20 and 12,440,632.80

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Solution

The fourth proportional to 39,366,976.80, 59,050,465.20 and 12,440,632.80 is: 18,660,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,976.80 : 59,050,465.20 = 12,440,632.80 : x
  2. Step 2: Convert to fraction form
    39,366,976.80/59,050,465.20 = 12,440,632.80/x
  3. Step 3: Cross multiply
    39,366,976.80x = 59,050,465.20 × 12,440,632.80
  4. Step 4: Simplify right side
    39,366,976.80x = 734,625,154,222,378.62
  5. Step 5: Solve for x
    x = 734,625,154,222,378.62/39,366,976.80
  6. Step 6: Final answer
    x = 18,660,949.20

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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.