Home / 20,213,276.40-30,323,851.20-5,836,813.20

Finding the Fourth Proportional to 20,213,276.40, 30,323,851.20 and 5,836,813.20

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Solution

The fourth proportional to 20,213,276.40, 30,323,851.20 and 5,836,813.20 is: 8,756,356.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,213,276.40 : 30,323,851.20 = 5,836,813.20 : x
  2. Step 2: Convert to fraction form
    20,213,276.40/30,323,851.20 = 5,836,813.20/x
  3. Step 3: Cross multiply
    20,213,276.40x = 30,323,851.20 × 5,836,813.20
  4. Step 4: Simplify right side
    20,213,276.40x = 176,994,654,958,995.84
  5. Step 5: Solve for x
    x = 176,994,654,958,995.84/20,213,276.40
  6. Step 6: Final answer
    x = 8,756,356.54

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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.