Home / 14,573,790.72-20,113,604.40-8,462,219.04

Finding the Fourth Proportional to 14,573,790.72, 20,113,604.40 and 8,462,219.04

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Solution

The fourth proportional to 14,573,790.72, 20,113,604.40 and 8,462,219.04 is: 11,678,891.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,573,790.72 : 20,113,604.40 = 8,462,219.04 : x
  2. Step 2: Convert to fraction form
    14,573,790.72/20,113,604.40 = 8,462,219.04/x
  3. Step 3: Cross multiply
    14,573,790.72x = 20,113,604.40 × 8,462,219.04
  4. Step 4: Simplify right side
    14,573,790.72x = 170,205,726,116,707.75
  5. Step 5: Solve for x
    x = 170,205,726,116,707.75/14,573,790.72
  6. Step 6: Final answer
    x = 11,678,891.88

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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.