Home / 72,084,191.58-99,476,187.57-39,044,440.71

Finding the Fourth Proportional to 72,084,191.58, 99,476,187.57 and 39,044,440.71

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Solution

The fourth proportional to 72,084,191.58, 99,476,187.57 and 39,044,440.71 is: 53,881,329.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,084,191.58 : 99,476,187.57 = 39,044,440.71 : x
  2. Step 2: Convert to fraction form
    72,084,191.58/99,476,187.57 = 39,044,440.71/x
  3. Step 3: Cross multiply
    72,084,191.58x = 99,476,187.57 × 39,044,440.71
  4. Step 4: Simplify right side
    72,084,191.58x = 3,883,992,107,633,704
  5. Step 5: Solve for x
    x = 3,883,992,107,633,704/72,084,191.58
  6. Step 6: Final answer
    x = 53,881,329.91

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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.