Home / 75,804,726.92-104,610,523.07-40,997,417.32

Finding the Fourth Proportional to 75,804,726.92, 104,610,523.07 and 40,997,417.32

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Solution

The fourth proportional to 75,804,726.92, 104,610,523.07 and 40,997,417.32 is: 56,576,435.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,804,726.92 : 104,610,523.07 = 40,997,417.32 : x
  2. Step 2: Convert to fraction form
    75,804,726.92/104,610,523.07 = 40,997,417.32/x
  3. Step 3: Cross multiply
    75,804,726.92x = 104,610,523.07 × 40,997,417.32
  4. Step 4: Simplify right side
    75,804,726.92x = 4,288,761,270,861,414.50
  5. Step 5: Solve for x
    x = 4,288,761,270,861,414.50/75,804,726.92
  6. Step 6: Final answer
    x = 56,576,435.87

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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.