Home / 37,855,480.80-56,783,221.20-12,299,073.60

Finding the Fourth Proportional to 37,855,480.80, 56,783,221.20 and 12,299,073.60

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Solution

The fourth proportional to 37,855,480.80, 56,783,221.20 and 12,299,073.60 is: 18,448,610.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,855,480.80 : 56,783,221.20 = 12,299,073.60 : x
  2. Step 2: Convert to fraction form
    37,855,480.80/56,783,221.20 = 12,299,073.60/x
  3. Step 3: Cross multiply
    37,855,480.80x = 56,783,221.20 × 12,299,073.60
  4. Step 4: Simplify right side
    37,855,480.80x = 698,381,016,783,880.38
  5. Step 5: Solve for x
    x = 698,381,016,783,880.38/37,855,480.80
  6. Step 6: Final answer
    x = 18,448,610.40

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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.