Home / 74,955,941.96-103,439,476.86-43,601,513.48

Finding the Fourth Proportional to 74,955,941.96, 103,439,476.86 and 43,601,513.48

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Solution

The fourth proportional to 74,955,941.96, 103,439,476.86 and 43,601,513.48 is: 60,170,249.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,955,941.96 : 103,439,476.86 = 43,601,513.48 : x
  2. Step 2: Convert to fraction form
    74,955,941.96/103,439,476.86 = 43,601,513.48/x
  3. Step 3: Cross multiply
    74,955,941.96x = 103,439,476.86 × 43,601,513.48
  4. Step 4: Simplify right side
    74,955,941.96x = 4,510,117,744,675,438
  5. Step 5: Solve for x
    x = 4,510,117,744,675,438/74,955,941.96
  6. Step 6: Final answer
    x = 60,170,249.71

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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.