Home / 10,927,313.17-15,080,718.32-8,169,224.29

Finding the Fourth Proportional to 10,927,313.17, 15,080,718.32 and 8,169,224.29

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Solution

The fourth proportional to 10,927,313.17, 15,080,718.32 and 8,169,224.29 is: 11,274,296.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927,313.17 : 15,080,718.32 = 8,169,224.29 : x
  2. Step 2: Convert to fraction form
    10,927,313.17/15,080,718.32 = 8,169,224.29/x
  3. Step 3: Cross multiply
    10,927,313.17x = 15,080,718.32 × 8,169,224.29
  4. Step 4: Simplify right side
    10,927,313.17x = 123,197,770,369,545.88
  5. Step 5: Solve for x
    x = 123,197,770,369,545.88/10,927,313.17
  6. Step 6: Final answer
    x = 11,274,296.66

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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.