Home / 66,323,883.64-91,527,322.52-38,463,112.56

Finding the Fourth Proportional to 66,323,883.64, 91,527,322.52 and 38,463,112.56

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Solution

The fourth proportional to 66,323,883.64, 91,527,322.52 and 38,463,112.56 is: 53,079,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,323,883.64 : 91,527,322.52 = 38,463,112.56 : x
  2. Step 2: Convert to fraction form
    66,323,883.64/91,527,322.52 = 38,463,112.56/x
  3. Step 3: Cross multiply
    66,323,883.64x = 91,527,322.52 × 38,463,112.56
  4. Step 4: Simplify right side
    66,323,883.64x = 3,520,425,708,402,183
  5. Step 5: Solve for x
    x = 3,520,425,708,402,183/66,323,883.64
  6. Step 6: Final answer
    x = 53,079,305.90

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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.