Home / 18,468,052.30-27,702,078.45-12,303,336.70

Finding the Fourth Proportional to 18,468,052.30, 27,702,078.45 and 12,303,336.70

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Solution

The fourth proportional to 18,468,052.30, 27,702,078.45 and 12,303,336.70 is: 18,455,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,052.30 : 27,702,078.45 = 12,303,336.70 : x
  2. Step 2: Convert to fraction form
    18,468,052.30/27,702,078.45 = 12,303,336.70/x
  3. Step 3: Cross multiply
    18,468,052.30x = 27,702,078.45 × 12,303,336.70
  4. Step 4: Simplify right side
    18,468,052.30x = 340,827,998,460,164.06
  5. Step 5: Solve for x
    x = 340,827,998,460,164.06/18,468,052.30
  6. Step 6: Final answer
    x = 18,455,005.05

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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.