Home / 14,274,215.64-19,697,887.53-7,747,704.72

Finding the Fourth Proportional to 14,274,215.64, 19,697,887.53 and 7,747,704.72

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Solution

The fourth proportional to 14,274,215.64, 19,697,887.53 and 7,747,704.72 is: 10,691,544.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274,215.64 : 19,697,887.53 = 7,747,704.72 : x
  2. Step 2: Convert to fraction form
    14,274,215.64/19,697,887.53 = 7,747,704.72/x
  3. Step 3: Cross multiply
    14,274,215.64x = 19,697,887.53 × 7,747,704.72
  4. Step 4: Simplify right side
    14,274,215.64x = 152,613,416,190,210.16
  5. Step 5: Solve for x
    x = 152,613,416,190,210.16/14,274,215.64
  6. Step 6: Final answer
    x = 10,691,544.81

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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.