Home / 21,093,752.60-31,641,665.70-11,016,056.60

Finding the Fourth Proportional to 21,093,752.60, 31,641,665.70 and 11,016,056.60

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Solution

The fourth proportional to 21,093,752.60, 31,641,665.70 and 11,016,056.60 is: 16,524,626.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,093,752.60 : 31,641,665.70 = 11,016,056.60 : x
  2. Step 2: Convert to fraction form
    21,093,752.60/31,641,665.70 = 11,016,056.60/x
  3. Step 3: Cross multiply
    21,093,752.60x = 31,641,665.70 × 11,016,056.60
  4. Step 4: Simplify right side
    21,093,752.60x = 348,566,380,269,478.62
  5. Step 5: Solve for x
    x = 348,566,380,269,478.62/21,093,752.60
  6. Step 6: Final answer
    x = 16,524,626.36

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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.