Home / 31,193,367.90-46,773,463.05-13,222,167.90

Finding the Fourth Proportional to 31,193,367.90, 46,773,463.05 and 13,222,167.90

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Solution

The fourth proportional to 31,193,367.90, 46,773,463.05 and 13,222,167.90 is: 19,826,220.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,193,367.90 : 46,773,463.05 = 13,222,167.90 : x
  2. Step 2: Convert to fraction form
    31,193,367.90/46,773,463.05 = 13,222,167.90/x
  3. Step 3: Cross multiply
    31,193,367.90x = 46,773,463.05 × 13,222,167.90
  4. Step 4: Simplify right side
    31,193,367.90x = 618,446,581,711,546.12
  5. Step 5: Solve for x
    x = 618,446,581,711,546.12/31,193,367.90
  6. Step 6: Final answer
    x = 19,826,220.23

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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.