Home / 30,410,684.21-45,612,222.05-9,938,691.16

Finding the Fourth Proportional to 30,410,684.21, 45,612,222.05 and 9,938,691.16

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Solution

The fourth proportional to 30,410,684.21, 45,612,222.05 and 9,938,691.16 is: 14,906,793.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,410,684.21 : 45,612,222.05 = 9,938,691.16 : x
  2. Step 2: Convert to fraction form
    30,410,684.21/45,612,222.05 = 9,938,691.16/x
  3. Step 3: Cross multiply
    30,410,684.21x = 45,612,222.05 × 9,938,691.16
  4. Step 4: Simplify right side
    30,410,684.21x = 453,325,787,987,108.31
  5. Step 5: Solve for x
    x = 453,325,787,987,108.31/30,410,684.21
  6. Step 6: Final answer
    x = 14,906,793.44

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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.