Home / 25,619,890.68-35,349,664.14-15,304,603.32

Finding the Fourth Proportional to 25,619,890.68, 35,349,664.14 and 15,304,603.32

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Solution

The fourth proportional to 25,619,890.68, 35,349,664.14 and 15,304,603.32 is: 21,116,896.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,619,890.68 : 35,349,664.14 = 15,304,603.32 : x
  2. Step 2: Convert to fraction form
    25,619,890.68/35,349,664.14 = 15,304,603.32/x
  3. Step 3: Cross multiply
    25,619,890.68x = 35,349,664.14 × 15,304,603.32
  4. Step 4: Simplify right side
    25,619,890.68x = 541,012,587,157,928.94
  5. Step 5: Solve for x
    x = 541,012,587,157,928.94/25,619,890.68
  6. Step 6: Final answer
    x = 21,116,896.79

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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.