Home / 53,162,785-73,364,672.82-28,716,499.24

Finding the Fourth Proportional to 53,162,785, 73,364,672.82 and 28,716,499.24

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Solution

The fourth proportional to 53,162,785, 73,364,672.82 and 28,716,499.24 is: 39,628,784.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,162,785 : 73,364,672.82 = 28,716,499.24 : x
  2. Step 2: Convert to fraction form
    53,162,785/73,364,672.82 = 28,716,499.24/x
  3. Step 3: Cross multiply
    53,162,785x = 73,364,672.82 × 28,716,499.24
  4. Step 4: Simplify right side
    53,162,785x = 2,106,776,571,278,378.25
  5. Step 5: Solve for x
    x = 2,106,776,571,278,378.25/53,162,785
  6. Step 6: Final answer
    x = 39,628,784.90

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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.