Home / 15,276,550.16-21,082,193.57-8,751,440.72

Finding the Fourth Proportional to 15,276,550.16, 21,082,193.57 and 8,751,440.72

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Solution

The fourth proportional to 15,276,550.16, 21,082,193.57 and 8,751,440.72 is: 12,077,305.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,276,550.16 : 21,082,193.57 = 8,751,440.72 : x
  2. Step 2: Convert to fraction form
    15,276,550.16/21,082,193.57 = 8,751,440.72/x
  3. Step 3: Cross multiply
    15,276,550.16x = 21,082,193.57 × 8,751,440.72
  4. Step 4: Simplify right side
    15,276,550.16x = 184,499,567,350,004.28
  5. Step 5: Solve for x
    x = 184,499,567,350,004.28/15,276,550.16
  6. Step 6: Final answer
    x = 12,077,305.77

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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.