Home / 18,134,053.40-27,201,080.10-17,966,091.80

Finding the Fourth Proportional to 18,134,053.40, 27,201,080.10 and 17,966,091.80

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Solution

The fourth proportional to 18,134,053.40, 27,201,080.10 and 17,966,091.80 is: 26,949,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134,053.40 : 27,201,080.10 = 17,966,091.80 : x
  2. Step 2: Convert to fraction form
    18,134,053.40/27,201,080.10 = 17,966,091.80/x
  3. Step 3: Cross multiply
    18,134,053.40x = 27,201,080.10 × 17,966,091.80
  4. Step 4: Simplify right side
    18,134,053.40x = 488,697,102,135,753.25
  5. Step 5: Solve for x
    x = 488,697,102,135,753.25/18,134,053.40
  6. Step 6: Final answer
    x = 26,949,137.70

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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.