Home / 10,398,857.70-14,345,587.92-6,728,960.34

Finding the Fourth Proportional to 10,398,857.70, 14,345,587.92 and 6,728,960.34

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Solution

The fourth proportional to 10,398,857.70, 14,345,587.92 and 6,728,960.34 is: 9,282,836.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,398,857.70 : 14,345,587.92 = 6,728,960.34 : x
  2. Step 2: Convert to fraction form
    10,398,857.70/14,345,587.92 = 6,728,960.34/x
  3. Step 3: Cross multiply
    10,398,857.70x = 14,345,587.92 × 6,728,960.34
  4. Step 4: Simplify right side
    10,398,857.70x = 96,530,892,167,663.09
  5. Step 5: Solve for x
    x = 96,530,892,167,663.09/10,398,857.70
  6. Step 6: Final answer
    x = 9,282,836.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.