Home / 15,248,634.20-21,025,334.46-11,374,429.31

Finding the Fourth Proportional to 15,248,634.20, 21,025,334.46 and 11,374,429.31

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Solution

The fourth proportional to 15,248,634.20, 21,025,334.46 and 11,374,429.31 is: 15,683,449.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,248,634.20 : 21,025,334.46 = 11,374,429.31 : x
  2. Step 2: Convert to fraction form
    15,248,634.20/21,025,334.46 = 11,374,429.31/x
  3. Step 3: Cross multiply
    15,248,634.20x = 21,025,334.46 × 11,374,429.31
  4. Step 4: Simplify right side
    15,248,634.20x = 239,151,180,534,377.03
  5. Step 5: Solve for x
    x = 239,151,180,534,377.03/15,248,634.20
  6. Step 6: Final answer
    x = 15,683,449.25

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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.