Home / 18,847,472.43-28,267,843.27-5,014,510.68

Finding the Fourth Proportional to 18,847,472.43, 28,267,843.27 and 5,014,510.68

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Solution

The fourth proportional to 18,847,472.43, 28,267,843.27 and 5,014,510.68 is: 7,520,870.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,847,472.43 : 28,267,843.27 = 5,014,510.68 : x
  2. Step 2: Convert to fraction form
    18,847,472.43/28,267,843.27 = 5,014,510.68/x
  3. Step 3: Cross multiply
    18,847,472.43x = 28,267,843.27 × 5,014,510.68
  4. Step 4: Simplify right side
    18,847,472.43x = 141,749,401,952,908.56
  5. Step 5: Solve for x
    x = 141,749,401,952,908.56/18,847,472.43
  6. Step 6: Final answer
    x = 7,520,870.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.