Home / 27,838,539.27-38,417,602.14-15,449,435.37

Finding the Fourth Proportional to 27,838,539.27, 38,417,602.14 and 15,449,435.37

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Solution

The fourth proportional to 27,838,539.27, 38,417,602.14 and 15,449,435.37 is: 21,320,452.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,838,539.27 : 38,417,602.14 = 15,449,435.37 : x
  2. Step 2: Convert to fraction form
    27,838,539.27/38,417,602.14 = 15,449,435.37/x
  3. Step 3: Cross multiply
    27,838,539.27x = 38,417,602.14 × 15,449,435.37
  4. Step 4: Simplify right side
    27,838,539.27x = 593,530,261,332,303.62
  5. Step 5: Solve for x
    x = 593,530,261,332,303.62/27,838,539.27
  6. Step 6: Final answer
    x = 21,320,452.76

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1.5x scale

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.