Home / 10,317,846.48-15,476,806.98-3,129,442.62

Finding the Fourth Proportional to 10,317,846.48, 15,476,806.98 and 3,129,442.62

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Solution

The fourth proportional to 10,317,846.48, 15,476,806.98 and 3,129,442.62 is: 4,694,175.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317,846.48 : 15,476,806.98 = 3,129,442.62 : x
  2. Step 2: Convert to fraction form
    10,317,846.48/15,476,806.98 = 3,129,442.62/x
  3. Step 3: Cross multiply
    10,317,846.48x = 15,476,806.98 × 3,129,442.62
  4. Step 4: Simplify right side
    10,317,846.48x = 48,433,779,384,725.49
  5. Step 5: Solve for x
    x = 48,433,779,384,725.49/10,317,846.48
  6. Step 6: Final answer
    x = 4,694,175.23

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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.