Home / 20,740,267.20-31,110,400.80-5,595,729.60

Finding the Fourth Proportional to 20,740,267.20, 31,110,400.80 and 5,595,729.60

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Solution

The fourth proportional to 20,740,267.20, 31,110,400.80 and 5,595,729.60 is: 8,393,594.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,740,267.20 : 31,110,400.80 = 5,595,729.60 : x
  2. Step 2: Convert to fraction form
    20,740,267.20/31,110,400.80 = 5,595,729.60/x
  3. Step 3: Cross multiply
    20,740,267.20x = 31,110,400.80 × 5,595,729.60
  4. Step 4: Simplify right side
    20,740,267.20x = 174,085,390,624,423.69
  5. Step 5: Solve for x
    x = 174,085,390,624,423.69/20,740,267.20
  6. Step 6: Final answer
    x = 8,393,594.40

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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.