Home / 18,037,777.92-27,083,655.04-15,616,419.52

Finding the Fourth Proportional to 18,037,777.92, 27,083,655.04 and 15,616,419.52

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Solution

The fourth proportional to 18,037,777.92, 27,083,655.04 and 15,616,419.52 is: 23,447,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037,777.92 : 27,083,655.04 = 15,616,419.52 : x
  2. Step 2: Convert to fraction form
    18,037,777.92/27,083,655.04 = 15,616,419.52/x
  3. Step 3: Cross multiply
    18,037,777.92x = 27,083,655.04 × 15,616,419.52
  4. Step 4: Simplify right side
    18,037,777.92x = 422,949,719,239,602.38
  5. Step 5: Solve for x
    x = 422,949,719,239,602.38/18,037,777.92
  6. Step 6: Final answer
    x = 23,447,994.60

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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.