Home / 7,880,514.35-11,819,793.13-2,123,698.10

Finding the Fourth Proportional to 7,880,514.35, 11,819,793.13 and 2,123,698.10

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Solution

The fourth proportional to 7,880,514.35, 11,819,793.13 and 2,123,698.10 is: 3,185,283.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,880,514.35 : 11,819,793.13 = 2,123,698.10 : x
  2. Step 2: Convert to fraction form
    7,880,514.35/11,819,793.13 = 2,123,698.10/x
  3. Step 3: Cross multiply
    7,880,514.35x = 11,819,793.13 × 2,123,698.10
  4. Step 4: Simplify right side
    7,880,514.35x = 25,101,672,148,165.84
  5. Step 5: Solve for x
    x = 25,101,672,148,165.84/7,880,514.35
  6. Step 6: Final answer
    x = 3,185,283.48

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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.