Home / 54,911,667.89-75,777,893.75-30,132,269.34

Finding the Fourth Proportional to 54,911,667.89, 75,777,893.75 and 30,132,269.34

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Solution

The fourth proportional to 54,911,667.89, 75,777,893.75 and 30,132,269.34 is: 41,582,417.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,911,667.89 : 75,777,893.75 = 30,132,269.34 : x
  2. Step 2: Convert to fraction form
    54,911,667.89/75,777,893.75 = 30,132,269.34/x
  3. Step 3: Cross multiply
    54,911,667.89x = 75,777,893.75 × 30,132,269.34
  4. Step 4: Simplify right side
    54,911,667.89x = 2,283,359,904,284,066
  5. Step 5: Solve for x
    x = 2,283,359,904,284,066/54,911,667.89
  6. Step 6: Final answer
    x = 41,582,417.58

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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.