Home / 18,108,000.70-27,162,001.05-5,979,336.10

Finding the Fourth Proportional to 18,108,000.70, 27,162,001.05 and 5,979,336.10

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Solution

The fourth proportional to 18,108,000.70, 27,162,001.05 and 5,979,336.10 is: 8,969,004.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,108,000.70 : 27,162,001.05 = 5,979,336.10 : x
  2. Step 2: Convert to fraction form
    18,108,000.70/27,162,001.05 = 5,979,336.10/x
  3. Step 3: Cross multiply
    18,108,000.70x = 27,162,001.05 × 5,979,336.10
  4. Step 4: Simplify right side
    18,108,000.70x = 162,410,733,426,502.91
  5. Step 5: Solve for x
    x = 162,410,733,426,502.91/18,108,000.70
  6. Step 6: Final answer
    x = 8,969,004.15

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1.5x scale

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.