Home / 38,665,880.40-57,996,977.40-13,104,382.80

Finding the Fourth Proportional to 38,665,880.40, 57,996,977.40 and 13,104,382.80

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Solution

The fourth proportional to 38,665,880.40, 57,996,977.40 and 13,104,382.80 is: 19,655,949.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,665,880.40 : 57,996,977.40 = 13,104,382.80 : x
  2. Step 2: Convert to fraction form
    38,665,880.40/57,996,977.40 = 13,104,382.80/x
  3. Step 3: Cross multiply
    38,665,880.40x = 57,996,977.40 × 13,104,382.80
  4. Step 4: Simplify right side
    38,665,880.40x = 760,014,593,092,548.75
  5. Step 5: Solve for x
    x = 760,014,593,092,548.75/38,665,880.40
  6. Step 6: Final answer
    x = 19,655,949.51

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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.