Home / 40,192,042.40-60,288,063.60-38,624,400.80

Finding the Fourth Proportional to 40,192,042.40, 60,288,063.60 and 38,624,400.80

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Solution

The fourth proportional to 40,192,042.40, 60,288,063.60 and 38,624,400.80 is: 57,936,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,192,042.40 : 60,288,063.60 = 38,624,400.80 : x
  2. Step 2: Convert to fraction form
    40,192,042.40/60,288,063.60 = 38,624,400.80/x
  3. Step 3: Cross multiply
    40,192,042.40x = 60,288,063.60 × 38,624,400.80
  4. Step 4: Simplify right side
    40,192,042.40x = 2,328,590,331,942,291
  5. Step 5: Solve for x
    x = 2,328,590,331,942,291/40,192,042.40
  6. Step 6: Final answer
    x = 57,936,601.20

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1.5x scale

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.