Home / 19,031,731.11-28,553,744.69-8,803,300.54

Finding the Fourth Proportional to 19,031,731.11, 28,553,744.69 and 8,803,300.54

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Solution

The fourth proportional to 19,031,731.11, 28,553,744.69 and 8,803,300.54 is: 13,207,794.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031,731.11 : 28,553,744.69 = 8,803,300.54 : x
  2. Step 2: Convert to fraction form
    19,031,731.11/28,553,744.69 = 8,803,300.54/x
  3. Step 3: Cross multiply
    19,031,731.11x = 28,553,744.69 × 8,803,300.54
  4. Step 4: Simplify right side
    19,031,731.11x = 251,367,195,923,947
  5. Step 5: Solve for x
    x = 251,367,195,923,947/19,031,731.11
  6. Step 6: Final answer
    x = 13,207,794.63

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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.