Home / 14,981,040.17-20,667,953.20-8,700,498.36

Finding the Fourth Proportional to 14,981,040.17, 20,667,953.20 and 8,700,498.36

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Solution

The fourth proportional to 14,981,040.17, 20,667,953.20 and 8,700,498.36 is: 12,003,271.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981,040.17 : 20,667,953.20 = 8,700,498.36 : x
  2. Step 2: Convert to fraction form
    14,981,040.17/20,667,953.20 = 8,700,498.36/x
  3. Step 3: Cross multiply
    14,981,040.17x = 20,667,953.20 × 8,700,498.36
  4. Step 4: Simplify right side
    14,981,040.17x = 179,821,492,858,611.25
  5. Step 5: Solve for x
    x = 179,821,492,858,611.25/14,981,040.17
  6. Step 6: Final answer
    x = 12,003,271.53

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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.