Home / 48,785,420.07-67,338,954.92-31,381,765.27

Finding the Fourth Proportional to 48,785,420.07, 67,338,954.92 and 31,381,765.27

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Solution

The fourth proportional to 48,785,420.07, 67,338,954.92 and 31,381,765.27 is: 43,316,533.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,785,420.07 : 67,338,954.92 = 31,381,765.27 : x
  2. Step 2: Convert to fraction form
    48,785,420.07/67,338,954.92 = 31,381,765.27/x
  3. Step 3: Cross multiply
    48,785,420.07x = 67,338,954.92 × 31,381,765.27
  4. Step 4: Simplify right side
    48,785,420.07x = 2,113,215,276,332,948.25
  5. Step 5: Solve for x
    x = 2,113,215,276,332,948.25/48,785,420.07
  6. Step 6: Final answer
    x = 43,316,533.37

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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.