Home / 18,094,079.80-27,141,119.70-11,929,364.20

Finding the Fourth Proportional to 18,094,079.80, 27,141,119.70 and 11,929,364.20

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Solution

The fourth proportional to 18,094,079.80, 27,141,119.70 and 11,929,364.20 is: 17,894,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,094,079.80 : 27,141,119.70 = 11,929,364.20 : x
  2. Step 2: Convert to fraction form
    18,094,079.80/27,141,119.70 = 11,929,364.20/x
  3. Step 3: Cross multiply
    18,094,079.80x = 27,141,119.70 × 11,929,364.20
  4. Step 4: Simplify right side
    18,094,079.80x = 323,776,301,697,094.69
  5. Step 5: Solve for x
    x = 323,776,301,697,094.69/18,094,079.80
  6. Step 6: Final answer
    x = 17,894,046.30

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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.