Home / 13,745,197.28-18,967,265.93-7,944,354.74

Finding the Fourth Proportional to 13,745,197.28, 18,967,265.93 and 7,944,354.74

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Solution

The fourth proportional to 13,745,197.28, 18,967,265.93 and 7,944,354.74 is: 10,962,570.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,745,197.28 : 18,967,265.93 = 7,944,354.74 : x
  2. Step 2: Convert to fraction form
    13,745,197.28/18,967,265.93 = 7,944,354.74/x
  3. Step 3: Cross multiply
    13,745,197.28x = 18,967,265.93 × 7,944,354.74
  4. Step 4: Simplify right side
    13,745,197.28x = 150,682,688,861,277.91
  5. Step 5: Solve for x
    x = 150,682,688,861,277.91/13,745,197.28
  6. Step 6: Final answer
    x = 10,962,570.11

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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.