Home / 25,378,864.73-35,022,877.74-13,776,436.07

Finding the Fourth Proportional to 25,378,864.73, 35,022,877.74 and 13,776,436.07

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Solution

The fourth proportional to 25,378,864.73, 35,022,877.74 and 13,776,436.07 is: 19,011,505.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378,864.73 : 35,022,877.74 = 13,776,436.07 : x
  2. Step 2: Convert to fraction form
    25,378,864.73/35,022,877.74 = 13,776,436.07/x
  3. Step 3: Cross multiply
    25,378,864.73x = 35,022,877.74 × 13,776,436.07
  4. Step 4: Simplify right side
    25,378,864.73x = 482,490,435,997,421.69
  5. Step 5: Solve for x
    x = 482,490,435,997,421.69/25,378,864.73
  6. Step 6: Final answer
    x = 19,011,505.88

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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.