Home / 13,548,898.80-18,696,783.96-8,042,505.84

Finding the Fourth Proportional to 13,548,898.80, 18,696,783.96 and 8,042,505.84

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Solution

The fourth proportional to 13,548,898.80, 18,696,783.96 and 8,042,505.84 is: 11,098,244.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548,898.80 : 18,696,783.96 = 8,042,505.84 : x
  2. Step 2: Convert to fraction form
    13,548,898.80/18,696,783.96 = 8,042,505.84/x
  3. Step 3: Cross multiply
    13,548,898.80x = 18,696,783.96 × 8,042,505.84
  4. Step 4: Simplify right side
    13,548,898.80x = 150,368,994,187,518.34
  5. Step 5: Solve for x
    x = 150,368,994,187,518.34/13,548,898.80
  6. Step 6: Final answer
    x = 11,098,244.69

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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.