Home / 31,709,269.36-43,761,863.28-17,772,991.78

Finding the Fourth Proportional to 31,709,269.36, 43,761,863.28 and 17,772,991.78

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Solution

The fourth proportional to 31,709,269.36, 43,761,863.28 and 17,772,991.78 is: 24,528,450.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,709,269.36 : 43,761,863.28 = 17,772,991.78 : x
  2. Step 2: Convert to fraction form
    31,709,269.36/43,761,863.28 = 17,772,991.78/x
  3. Step 3: Cross multiply
    31,709,269.36x = 43,761,863.28 × 17,772,991.78
  4. Step 4: Simplify right side
    31,709,269.36x = 777,779,236,352,923.88
  5. Step 5: Solve for x
    x = 777,779,236,352,923.88/31,709,269.36
  6. Step 6: Final answer
    x = 24,528,450.26

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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.