Home / 33,780,389.36-46,615,688.42-18,310,141.86

Finding the Fourth Proportional to 33,780,389.36, 46,615,688.42 and 18,310,141.86

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Solution

The fourth proportional to 33,780,389.36, 46,615,688.42 and 18,310,141.86 is: 25,267,318.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,780,389.36 : 46,615,688.42 = 18,310,141.86 : x
  2. Step 2: Convert to fraction form
    33,780,389.36/46,615,688.42 = 18,310,141.86/x
  3. Step 3: Cross multiply
    33,780,389.36x = 46,615,688.42 × 18,310,141.86
  4. Step 4: Simplify right side
    33,780,389.36x = 853,539,867,871,759.25
  5. Step 5: Solve for x
    x = 853,539,867,871,759.25/33,780,389.36
  6. Step 6: Final answer
    x = 25,267,318.82

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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.