Home / 18,133,079.40-27,199,619.10-6,165,815.40

Finding the Fourth Proportional to 18,133,079.40, 27,199,619.10 and 6,165,815.40

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Solution

The fourth proportional to 18,133,079.40, 27,199,619.10 and 6,165,815.40 is: 9,248,723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133,079.40 : 27,199,619.10 = 6,165,815.40 : x
  2. Step 2: Convert to fraction form
    18,133,079.40/27,199,619.10 = 6,165,815.40/x
  3. Step 3: Cross multiply
    18,133,079.40x = 27,199,619.10 × 6,165,815.40
  4. Step 4: Simplify right side
    18,133,079.40x = 167,707,830,320,914.16
  5. Step 5: Solve for x
    x = 167,707,830,320,914.16/18,133,079.40
  6. Step 6: Final answer
    x = 9,248,723.10

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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.