Home / 20,436,640.12-30,646,058.58-5,860,339

Finding the Fourth Proportional to 20,436,640.12, 30,646,058.58 and 5,860,339

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Solution

The fourth proportional to 20,436,640.12, 30,646,058.58 and 5,860,339 is: 8,787,955.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,436,640.12 : 30,646,058.58 = 5,860,339 : x
  2. Step 2: Convert to fraction form
    20,436,640.12/30,646,058.58 = 5,860,339/x
  3. Step 3: Cross multiply
    20,436,640.12x = 30,646,058.58 × 5,860,339
  4. Step 4: Simplify right side
    20,436,640.12x = 179,596,292,292,658.62
  5. Step 5: Solve for x
    x = 179,596,292,292,658.62/20,436,640.12
  6. Step 6: Final answer
    x = 8,787,955.91

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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.