Home / 40,300,296.81-55,613,792.43-22,659,214.86

Finding the Fourth Proportional to 40,300,296.81, 55,613,792.43 and 22,659,214.86

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Solution

The fourth proportional to 40,300,296.81, 55,613,792.43 and 22,659,214.86 is: 31,269,369.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,300,296.81 : 55,613,792.43 = 22,659,214.86 : x
  2. Step 2: Convert to fraction form
    40,300,296.81/55,613,792.43 = 22,659,214.86/x
  3. Step 3: Cross multiply
    40,300,296.81x = 55,613,792.43 × 22,659,214.86
  4. Step 4: Simplify right side
    40,300,296.81x = 1,260,164,871,850,811.50
  5. Step 5: Solve for x
    x = 1,260,164,871,850,811.50/40,300,296.81
  6. Step 6: Final answer
    x = 31,269,369.50

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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.