Home / 31,193,369.40-46,773,465.30-13,222,169.40

Finding the Fourth Proportional to 31,193,369.40, 46,773,465.30 and 13,222,169.40

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Solution

The fourth proportional to 31,193,369.40, 46,773,465.30 and 13,222,169.40 is: 19,826,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,193,369.40 : 46,773,465.30 = 13,222,169.40 : x
  2. Step 2: Convert to fraction form
    31,193,369.40/46,773,465.30 = 13,222,169.40/x
  3. Step 3: Cross multiply
    31,193,369.40x = 46,773,465.30 × 13,222,169.40
  4. Step 4: Simplify right side
    31,193,369.40x = 618,446,681,621,621.75
  5. Step 5: Solve for x
    x = 618,446,681,621,621.75/31,193,369.40
  6. Step 6: Final answer
    x = 19,826,222.48

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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.