Home / 9,809,411.86-13,529,319.57-6,372,760.18

Finding the Fourth Proportional to 9,809,411.86, 13,529,319.57 and 6,372,760.18

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Solution

The fourth proportional to 9,809,411.86, 13,529,319.57 and 6,372,760.18 is: 8,789,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809,411.86 : 13,529,319.57 = 6,372,760.18 : x
  2. Step 2: Convert to fraction form
    9,809,411.86/13,529,319.57 = 6,372,760.18/x
  3. Step 3: Cross multiply
    9,809,411.86x = 13,529,319.57 × 6,372,760.18
  4. Step 4: Simplify right side
    9,809,411.86x = 86,219,109,018,190.72
  5. Step 5: Solve for x
    x = 86,219,109,018,190.72/9,809,411.86
  6. Step 6: Final answer
    x = 8,789,426.96

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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.