Home / 20,725,594.20-31,088,099.70-9,366,024.60

Finding the Fourth Proportional to 20,725,594.20, 31,088,099.70 and 9,366,024.60

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Solution

The fourth proportional to 20,725,594.20, 31,088,099.70 and 9,366,024.60 is: 14,048,905.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,725,594.20 : 31,088,099.70 = 9,366,024.60 : x
  2. Step 2: Convert to fraction form
    20,725,594.20/31,088,099.70 = 9,366,024.60/x
  3. Step 3: Cross multiply
    20,725,594.20x = 31,088,099.70 × 9,366,024.60
  4. Step 4: Simplify right side
    20,725,594.20x = 291,171,906,557,452.62
  5. Step 5: Solve for x
    x = 291,171,906,557,452.62/20,725,594.20
  6. Step 6: Final answer
    x = 14,048,905.12

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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.