Home / 12,846,631.80-19,253,618.10-5,265,031.80

Finding the Fourth Proportional to 12,846,631.80, 19,253,618.10 and 5,265,031.80

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Solution

The fourth proportional to 12,846,631.80, 19,253,618.10 and 5,265,031.80 is: 7,890,855.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,846,631.80 : 19,253,618.10 = 5,265,031.80 : x
  2. Step 2: Convert to fraction form
    12,846,631.80/19,253,618.10 = 5,265,031.80/x
  3. Step 3: Cross multiply
    12,846,631.80x = 19,253,618.10 × 5,265,031.80
  4. Step 4: Simplify right side
    12,846,631.80x = 101,370,911,561,555.58
  5. Step 5: Solve for x
    x = 101,370,911,561,555.58/12,846,631.80
  6. Step 6: Final answer
    x = 7,890,855.22

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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.