Home / 47,333,959.80-71,008,035.30-20,040,199.80

Finding the Fourth Proportional to 47,333,959.80, 71,008,035.30 and 20,040,199.80

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Solution

The fourth proportional to 47,333,959.80, 71,008,035.30 and 20,040,199.80 is: 30,063,303.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,333,959.80 : 71,008,035.30 = 20,040,199.80 : x
  2. Step 2: Convert to fraction form
    47,333,959.80/71,008,035.30 = 20,040,199.80/x
  3. Step 3: Cross multiply
    47,333,959.80x = 71,008,035.30 × 20,040,199.80
  4. Step 4: Simplify right side
    47,333,959.80x = 1,423,015,214,817,453
  5. Step 5: Solve for x
    x = 1,423,015,214,817,453/47,333,959.80
  6. Step 6: Final answer
    x = 30,063,303.83

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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.