Home / 20,804,464.80-31,145,871.60-14,832,496.80

Finding the Fourth Proportional to 20,804,464.80, 31,145,871.60 and 14,832,496.80

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Solution

The fourth proportional to 20,804,464.80, 31,145,871.60 and 14,832,496.80 is: 22,205,379.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,804,464.80 : 31,145,871.60 = 14,832,496.80 : x
  2. Step 2: Convert to fraction form
    20,804,464.80/31,145,871.60 = 14,832,496.80/x
  3. Step 3: Cross multiply
    20,804,464.80x = 31,145,871.60 × 14,832,496.80
  4. Step 4: Simplify right side
    20,804,464.80x = 461,971,040,840,210.94
  5. Step 5: Solve for x
    x = 461,971,040,840,210.94/20,804,464.80
  6. Step 6: Final answer
    x = 22,205,379.72

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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.