Home / 25,378,863.03-35,022,875.38-13,776,434.37

Finding the Fourth Proportional to 25,378,863.03, 35,022,875.38 and 13,776,434.37

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Solution

The fourth proportional to 25,378,863.03, 35,022,875.38 and 13,776,434.37 is: 19,011,503.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378,863.03 : 35,022,875.38 = 13,776,434.37 : x
  2. Step 2: Convert to fraction form
    25,378,863.03/35,022,875.38 = 13,776,434.37/x
  3. Step 3: Cross multiply
    25,378,863.03x = 35,022,875.38 × 13,776,434.37
  4. Step 4: Simplify right side
    25,378,863.03x = 482,490,344,086,817.69
  5. Step 5: Solve for x
    x = 482,490,344,086,817.69/25,378,863.03
  6. Step 6: Final answer
    x = 19,011,503.53

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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.