Home / 13,330,060.29-18,396,051.31-7,449,694.30

Finding the Fourth Proportional to 13,330,060.29, 18,396,051.31 and 7,449,694.30

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Solution

The fourth proportional to 13,330,060.29, 18,396,051.31 and 7,449,694.30 is: 10,280,895.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330,060.29 : 18,396,051.31 = 7,449,694.30 : x
  2. Step 2: Convert to fraction form
    13,330,060.29/18,396,051.31 = 7,449,694.30/x
  3. Step 3: Cross multiply
    13,330,060.29x = 18,396,051.31 × 7,449,694.30
  4. Step 4: Simplify right side
    13,330,060.29x = 137,044,958,457,385.80
  5. Step 5: Solve for x
    x = 137,044,958,457,385.80/13,330,060.29
  6. Step 6: Final answer
    x = 10,280,895.62

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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.