Home / 13,745,684.67-18,967,934.93-7,944,842.13

Finding the Fourth Proportional to 13,745,684.67, 18,967,934.93 and 7,944,842.13

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Solution

The fourth proportional to 13,745,684.67, 18,967,934.93 and 7,944,842.13 is: 10,963,240.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,745,684.67 : 18,967,934.93 = 7,944,842.13 : x
  2. Step 2: Convert to fraction form
    13,745,684.67/18,967,934.93 = 7,944,842.13/x
  3. Step 3: Cross multiply
    13,745,684.67x = 18,967,934.93 × 7,944,842.13
  4. Step 4: Simplify right side
    13,745,684.67x = 150,697,248,511,238.41
  5. Step 5: Solve for x
    x = 150,697,248,511,238.41/13,745,684.67
  6. Step 6: Final answer
    x = 10,963,240.62

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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.