Home / 37,758,672.09-56,638,335.92-12,199,684.23

Finding the Fourth Proportional to 37,758,672.09, 56,638,335.92 and 12,199,684.23

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Solution

The fourth proportional to 37,758,672.09, 56,638,335.92 and 12,199,684.23 is: 18,299,632.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,758,672.09 : 56,638,335.92 = 12,199,684.23 : x
  2. Step 2: Convert to fraction form
    37,758,672.09/56,638,335.92 = 12,199,684.23/x
  3. Step 3: Cross multiply
    37,758,672.09x = 56,638,335.92 × 12,199,684.23
  4. Step 4: Simplify right side
    37,758,672.09x = 690,969,813,475,668.12
  5. Step 5: Solve for x
    x = 690,969,813,475,668.12/37,758,672.09
  6. Step 6: Final answer
    x = 18,299,632.25

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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.