Home / 39,278,365.77-54,210,740.73-22,768,817.58

Finding the Fourth Proportional to 39,278,365.77, 54,210,740.73 and 22,768,817.58

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Solution

The fourth proportional to 39,278,365.77, 54,210,740.73 and 22,768,817.58 is: 31,424,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,278,365.77 : 54,210,740.73 = 22,768,817.58 : x
  2. Step 2: Convert to fraction form
    39,278,365.77/54,210,740.73 = 22,768,817.58/x
  3. Step 3: Cross multiply
    39,278,365.77x = 54,210,740.73 × 22,768,817.58
  4. Step 4: Simplify right side
    39,278,365.77x = 1,234,314,466,558,045.75
  5. Step 5: Solve for x
    x = 1,234,314,466,558,045.75/39,278,365.77
  6. Step 6: Final answer
    x = 31,424,791.80

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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.