Home / 61,534,564.38-84,943,845.74-38,341,150.53

Finding the Fourth Proportional to 61,534,564.38, 84,943,845.74 and 38,341,150.53

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Solution

The fourth proportional to 61,534,564.38, 84,943,845.74 and 38,341,150.53 is: 52,927,079.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,534,564.38 : 84,943,845.74 = 38,341,150.53 : x
  2. Step 2: Convert to fraction form
    61,534,564.38/84,943,845.74 = 38,341,150.53/x
  3. Step 3: Cross multiply
    61,534,564.38x = 84,943,845.74 × 38,341,150.53
  4. Step 4: Simplify right side
    61,534,564.38x = 3,256,844,775,922,733.50
  5. Step 5: Solve for x
    x = 3,256,844,775,922,733.50/61,534,564.38
  6. Step 6: Final answer
    x = 52,927,079.42

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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.