Home / 14,640,397.65-20,203,750.22-8,114,447.97

Finding the Fourth Proportional to 14,640,397.65, 20,203,750.22 and 8,114,447.97

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Solution

The fourth proportional to 14,640,397.65, 20,203,750.22 and 8,114,447.97 is: 11,197,939.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640,397.65 : 20,203,750.22 = 8,114,447.97 : x
  2. Step 2: Convert to fraction form
    14,640,397.65/20,203,750.22 = 8,114,447.97/x
  3. Step 3: Cross multiply
    14,640,397.65x = 20,203,750.22 × 8,114,447.97
  4. Step 4: Simplify right side
    14,640,397.65x = 163,942,279,918,493.81
  5. Step 5: Solve for x
    x = 163,942,279,918,493.81/14,640,397.65
  6. Step 6: Final answer
    x = 11,197,939.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.