Home / 13,937,554.40-19,234,367.76-7,743,068.56

Finding the Fourth Proportional to 13,937,554.40, 19,234,367.76 and 7,743,068.56

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Solution

The fourth proportional to 13,937,554.40, 19,234,367.76 and 7,743,068.56 is: 10,685,736.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,937,554.40 : 19,234,367.76 = 7,743,068.56 : x
  2. Step 2: Convert to fraction form
    13,937,554.40/19,234,367.76 = 7,743,068.56/x
  3. Step 3: Cross multiply
    13,937,554.40x = 19,234,367.76 × 7,743,068.56
  4. Step 4: Simplify right side
    13,937,554.40x = 148,933,028,273,933.62
  5. Step 5: Solve for x
    x = 148,933,028,273,933.62/13,937,554.40
  6. Step 6: Final answer
    x = 10,685,736.11

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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.