Home / 14,979,554.88-20,671,732.32-8,104,038.72

Finding the Fourth Proportional to 14,979,554.88, 20,671,732.32 and 8,104,038.72

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Solution

The fourth proportional to 14,979,554.88, 20,671,732.32 and 8,104,038.72 is: 11,183,544.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,979,554.88 : 20,671,732.32 = 8,104,038.72 : x
  2. Step 2: Convert to fraction form
    14,979,554.88/20,671,732.32 = 8,104,038.72/x
  3. Step 3: Cross multiply
    14,979,554.88x = 20,671,732.32 × 8,104,038.72
  4. Step 4: Simplify right side
    14,979,554.88x = 167,524,519,130,755.44
  5. Step 5: Solve for x
    x = 167,524,519,130,755.44/14,979,554.88
  6. Step 6: Final answer
    x = 11,183,544.54

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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.