Home / 69,077,331.54-95,335,076.87-39,315,216.23

Finding the Fourth Proportional to 69,077,331.54, 95,335,076.87 and 39,315,216.23

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Solution

The fourth proportional to 69,077,331.54, 95,335,076.87 and 39,315,216.23 is: 54,259,756.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,077,331.54 : 95,335,076.87 = 39,315,216.23 : x
  2. Step 2: Convert to fraction form
    69,077,331.54/95,335,076.87 = 39,315,216.23/x
  3. Step 3: Cross multiply
    69,077,331.54x = 95,335,076.87 × 39,315,216.23
  4. Step 4: Simplify right side
    69,077,331.54x = 3,748,119,160,774,470
  5. Step 5: Solve for x
    x = 3,748,119,160,774,470/69,077,331.54
  6. Step 6: Final answer
    x = 54,259,756.09

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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.