Home / 31,223,408.60-46,835,112.90-19,872,003.80

Finding the Fourth Proportional to 31,223,408.60, 46,835,112.90 and 19,872,003.80

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Solution

The fourth proportional to 31,223,408.60, 46,835,112.90 and 19,872,003.80 is: 29,808,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,223,408.60 : 46,835,112.90 = 19,872,003.80 : x
  2. Step 2: Convert to fraction form
    31,223,408.60/46,835,112.90 = 19,872,003.80/x
  3. Step 3: Cross multiply
    31,223,408.60x = 46,835,112.90 × 19,872,003.80
  4. Step 4: Simplify right side
    31,223,408.60x = 930,707,541,522,229
  5. Step 5: Solve for x
    x = 930,707,541,522,229/31,223,408.60
  6. Step 6: Final answer
    x = 29,808,005.70

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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.