Home / 43,181,487.09-64,783,591.42-15,518,199.27

Finding the Fourth Proportional to 43,181,487.09, 64,783,591.42 and 15,518,199.27

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Solution

The fourth proportional to 43,181,487.09, 64,783,591.42 and 15,518,199.27 is: 23,281,381.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,181,487.09 : 64,783,591.42 = 15,518,199.27 : x
  2. Step 2: Convert to fraction form
    43,181,487.09/64,783,591.42 = 15,518,199.27/x
  3. Step 3: Cross multiply
    43,181,487.09x = 64,783,591.42 × 15,518,199.27
  4. Step 4: Simplify right side
    43,181,487.09x = 1,005,324,681,081,822.25
  5. Step 5: Solve for x
    x = 1,005,324,681,081,822.25/43,181,487.09
  6. Step 6: Final answer
    x = 23,281,381.65

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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.