Home / 15,285,047.13-22,910,892.39-7,509,313.22

Finding the Fourth Proportional to 15,285,047.13, 22,910,892.39 and 7,509,313.22

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Solution

The fourth proportional to 15,285,047.13, 22,910,892.39 and 7,509,313.22 is: 11,255,776.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,285,047.13 : 22,910,892.39 = 7,509,313.22 : x
  2. Step 2: Convert to fraction form
    15,285,047.13/22,910,892.39 = 7,509,313.22/x
  3. Step 3: Cross multiply
    15,285,047.13x = 22,910,892.39 × 7,509,313.22
  4. Step 4: Simplify right side
    15,285,047.13x = 172,045,066,991,669.94
  5. Step 5: Solve for x
    x = 172,045,066,991,669.94/15,285,047.13
  6. Step 6: Final answer
    x = 11,255,776.02

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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.