Home / 23,188,639.20-34,782,958.80-19,997,368.80

Finding the Fourth Proportional to 23,188,639.20, 34,782,958.80 and 19,997,368.80

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Solution

The fourth proportional to 23,188,639.20, 34,782,958.80 and 19,997,368.80 is: 29,996,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,188,639.20 : 34,782,958.80 = 19,997,368.80 : x
  2. Step 2: Convert to fraction form
    23,188,639.20/34,782,958.80 = 19,997,368.80/x
  3. Step 3: Cross multiply
    23,188,639.20x = 34,782,958.80 × 19,997,368.80
  4. Step 4: Simplify right side
    23,188,639.20x = 695,567,655,078,805.38
  5. Step 5: Solve for x
    x = 695,567,655,078,805.38/23,188,639.20
  6. Step 6: Final answer
    x = 29,996,053.20

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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.