Home / 36,009,097.75-54,015,967.61-12,662,976.63

Finding the Fourth Proportional to 36,009,097.75, 54,015,967.61 and 12,662,976.63

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Solution

The fourth proportional to 36,009,097.75, 54,015,967.61 and 12,662,976.63 is: 18,995,281.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,009,097.75 : 54,015,967.61 = 12,662,976.63 : x
  2. Step 2: Convert to fraction form
    36,009,097.75/54,015,967.61 = 12,662,976.63/x
  3. Step 3: Cross multiply
    36,009,097.75x = 54,015,967.61 × 12,662,976.63
  4. Step 4: Simplify right side
    36,009,097.75x = 684,002,935,750,227.38
  5. Step 5: Solve for x
    x = 684,002,935,750,227.38/36,009,097.75
  6. Step 6: Final answer
    x = 18,995,281.15

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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.