Home / 20,946,594.63-31,419,575.78-9,423,924.95

Finding the Fourth Proportional to 20,946,594.63, 31,419,575.78 and 9,423,924.95

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Solution

The fourth proportional to 20,946,594.63, 31,419,575.78 and 9,423,924.95 is: 14,135,745.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,946,594.63 : 31,419,575.78 = 9,423,924.95 : x
  2. Step 2: Convert to fraction form
    20,946,594.63/31,419,575.78 = 9,423,924.95/x
  3. Step 3: Cross multiply
    20,946,594.63x = 31,419,575.78 × 9,423,924.95
  4. Step 4: Simplify right side
    20,946,594.63x = 296,095,724,142,987
  5. Step 5: Solve for x
    x = 296,095,724,142,987/20,946,594.63
  6. Step 6: Final answer
    x = 14,135,745.18

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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.