Home / 14,979,555.88-20,671,733.70-8,104,039.72

Finding the Fourth Proportional to 14,979,555.88, 20,671,733.70 and 8,104,039.72

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Solution

The fourth proportional to 14,979,555.88, 20,671,733.70 and 8,104,039.72 is: 11,183,545.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,979,555.88 : 20,671,733.70 = 8,104,039.72 : x
  2. Step 2: Convert to fraction form
    14,979,555.88/20,671,733.70 = 8,104,039.72/x
  3. Step 3: Cross multiply
    14,979,555.88x = 20,671,733.70 × 8,104,039.72
  4. Step 4: Simplify right side
    14,979,555.88x = 167,524,550,986,062.56
  5. Step 5: Solve for x
    x = 167,524,550,986,062.56/14,979,555.88
  6. Step 6: Final answer
    x = 11,183,545.92

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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.