Home / 18,462,803.40-27,694,205.10-8,227,643.40

Finding the Fourth Proportional to 18,462,803.40, 27,694,205.10 and 8,227,643.40

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Solution

The fourth proportional to 18,462,803.40, 27,694,205.10 and 8,227,643.40 is: 12,341,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,462,803.40 : 27,694,205.10 = 8,227,643.40 : x
  2. Step 2: Convert to fraction form
    18,462,803.40/27,694,205.10 = 8,227,643.40/x
  3. Step 3: Cross multiply
    18,462,803.40x = 27,694,205.10 × 8,227,643.40
  4. Step 4: Simplify right side
    18,462,803.40x = 227,858,043,809,261.38
  5. Step 5: Solve for x
    x = 227,858,043,809,261.38/18,462,803.40
  6. Step 6: Final answer
    x = 12,341,465.10

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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.