Home / 39,183,241.82-54,072,908.30-21,542,444.53

Finding the Fourth Proportional to 39,183,241.82, 54,072,908.30 and 21,542,444.53

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Solution

The fourth proportional to 39,183,241.82, 54,072,908.30 and 21,542,444.53 is: 29,728,592.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,183,241.82 : 54,072,908.30 = 21,542,444.53 : x
  2. Step 2: Convert to fraction form
    39,183,241.82/54,072,908.30 = 21,542,444.53/x
  3. Step 3: Cross multiply
    39,183,241.82x = 54,072,908.30 × 21,542,444.53
  4. Step 4: Simplify right side
    39,183,241.82x = 1,164,862,627,547,200.50
  5. Step 5: Solve for x
    x = 1,164,862,627,547,200.50/39,183,241.82
  6. Step 6: Final answer
    x = 29,728,592.47

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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.