Home / 20,804,324.40-31,205,903.40-9,444,754.80

Finding the Fourth Proportional to 20,804,324.40, 31,205,903.40 and 9,444,754.80

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Solution

The fourth proportional to 20,804,324.40, 31,205,903.40 and 9,444,754.80 is: 14,166,867.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,804,324.40 : 31,205,903.40 = 9,444,754.80 : x
  2. Step 2: Convert to fraction form
    20,804,324.40/31,205,903.40 = 9,444,754.80/x
  3. Step 3: Cross multiply
    20,804,324.40x = 31,205,903.40 × 9,444,754.80
  4. Step 4: Simplify right side
    20,804,324.40x = 294,732,105,925,486.31
  5. Step 5: Solve for x
    x = 294,732,105,925,486.31/20,804,324.40
  6. Step 6: Final answer
    x = 14,166,867.44

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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.