Home / 50,557,916.92-69,841,351.02-40,231,427.80

Finding the Fourth Proportional to 50,557,916.92, 69,841,351.02 and 40,231,427.80

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Solution

The fourth proportional to 50,557,916.92, 69,841,351.02 and 40,231,427.80 is: 55,576,207.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,557,916.92 : 69,841,351.02 = 40,231,427.80 : x
  2. Step 2: Convert to fraction form
    50,557,916.92/69,841,351.02 = 40,231,427.80/x
  3. Step 3: Cross multiply
    50,557,916.92x = 69,841,351.02 × 40,231,427.80
  4. Step 4: Simplify right side
    50,557,916.92x = 2,809,817,271,015,586
  5. Step 5: Solve for x
    x = 2,809,817,271,015,586/50,557,916.92
  6. Step 6: Final answer
    x = 55,576,207.29

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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.