Home / 31,587,966.45-47,351,680.37-13,367,096.64

Finding the Fourth Proportional to 31,587,966.45, 47,351,680.37 and 13,367,096.64

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Solution

The fourth proportional to 31,587,966.45, 47,351,680.37 and 13,367,096.64 is: 20,037,835.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,587,966.45 : 47,351,680.37 = 13,367,096.64 : x
  2. Step 2: Convert to fraction form
    31,587,966.45/47,351,680.37 = 13,367,096.64/x
  3. Step 3: Cross multiply
    31,587,966.45x = 47,351,680.37 × 13,367,096.64
  4. Step 4: Simplify right side
    31,587,966.45x = 632,954,487,505,345.50
  5. Step 5: Solve for x
    x = 632,954,487,505,345.50/31,587,966.45
  6. Step 6: Final answer
    x = 20,037,835.88

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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.