Home / 28,341,512.73-42,505,970.54-11,944,261.53

Finding the Fourth Proportional to 28,341,512.73, 42,505,970.54 and 11,944,261.53

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Solution

The fourth proportional to 28,341,512.73, 42,505,970.54 and 11,944,261.53 is: 17,913,737.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,341,512.73 : 42,505,970.54 = 11,944,261.53 : x
  2. Step 2: Convert to fraction form
    28,341,512.73/42,505,970.54 = 11,944,261.53/x
  3. Step 3: Cross multiply
    28,341,512.73x = 42,505,970.54 × 11,944,261.53
  4. Step 4: Simplify right side
    28,341,512.73x = 507,702,428,656,513.94
  5. Step 5: Solve for x
    x = 507,702,428,656,513.94/28,341,512.73
  6. Step 6: Final answer
    x = 17,913,737.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.