Home / 25,756,231.44-35,535,848.20-15,439,190.16

Finding the Fourth Proportional to 25,756,231.44, 35,535,848.20 and 15,439,190.16

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Solution

The fourth proportional to 25,756,231.44, 35,535,848.20 and 15,439,190.16 is: 21,301,436.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,756,231.44 : 35,535,848.20 = 15,439,190.16 : x
  2. Step 2: Convert to fraction form
    25,756,231.44/35,535,848.20 = 15,439,190.16/x
  3. Step 3: Cross multiply
    25,756,231.44x = 35,535,848.20 × 15,439,190.16
  4. Step 4: Simplify right side
    25,756,231.44x = 548,644,717,856,693.75
  5. Step 5: Solve for x
    x = 548,644,717,856,693.75/25,756,231.44
  6. Step 6: Final answer
    x = 21,301,436.09

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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.