Home / 31,144,600.30-46,716,900.45-13,872,767.80

Finding the Fourth Proportional to 31,144,600.30, 46,716,900.45 and 13,872,767.80

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Solution

The fourth proportional to 31,144,600.30, 46,716,900.45 and 13,872,767.80 is: 20,809,151.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,144,600.30 : 46,716,900.45 = 13,872,767.80 : x
  2. Step 2: Convert to fraction form
    31,144,600.30/46,716,900.45 = 13,872,767.80/x
  3. Step 3: Cross multiply
    31,144,600.30x = 46,716,900.45 × 13,872,767.80
  4. Step 4: Simplify right side
    31,144,600.30x = 648,092,712,278,565.62
  5. Step 5: Solve for x
    x = 648,092,712,278,565.62/31,144,600.30
  6. Step 6: Final answer
    x = 20,809,151.70

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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.