Home / 15,534,211.92-21,446,408.12-13,810,571.60

Finding the Fourth Proportional to 15,534,211.92, 21,446,408.12 and 13,810,571.60

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Solution

The fourth proportional to 15,534,211.92, 21,446,408.12 and 13,810,571.60 is: 19,066,764.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,534,211.92 : 21,446,408.12 = 13,810,571.60 : x
  2. Step 2: Convert to fraction form
    15,534,211.92/21,446,408.12 = 13,810,571.60/x
  3. Step 3: Cross multiply
    15,534,211.92x = 21,446,408.12 × 13,810,571.60
  4. Step 4: Simplify right side
    15,534,211.92x = 296,187,154,904,081.38
  5. Step 5: Solve for x
    x = 296,187,154,904,081.38/15,534,211.92
  6. Step 6: Final answer
    x = 19,066,764.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.