Home / 10,901,138.70-16,351,708.05-6,870,060.30

Finding the Fourth Proportional to 10,901,138.70, 16,351,708.05 and 6,870,060.30

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Solution

The fourth proportional to 10,901,138.70, 16,351,708.05 and 6,870,060.30 is: 10,305,090.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901,138.70 : 16,351,708.05 = 6,870,060.30 : x
  2. Step 2: Convert to fraction form
    10,901,138.70/16,351,708.05 = 6,870,060.30/x
  3. Step 3: Cross multiply
    10,901,138.70x = 16,351,708.05 × 6,870,060.30
  4. Step 4: Simplify right side
    10,901,138.70x = 112,337,220,311,495.42
  5. Step 5: Solve for x
    x = 112,337,220,311,495.42/10,901,138.70
  6. Step 6: Final answer
    x = 10,305,090.45

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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.