Home / 47,321,203.60-70,981,805.40-18,568,277.20

Finding the Fourth Proportional to 47,321,203.60, 70,981,805.40 and 18,568,277.20

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Solution

The fourth proportional to 47,321,203.60, 70,981,805.40 and 18,568,277.20 is: 27,852,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,321,203.60 : 70,981,805.40 = 18,568,277.20 : x
  2. Step 2: Convert to fraction form
    47,321,203.60/70,981,805.40 = 18,568,277.20/x
  3. Step 3: Cross multiply
    47,321,203.60x = 70,981,805.40 × 18,568,277.20
  4. Step 4: Simplify right side
    47,321,203.60x = 1,318,009,838,823,657
  5. Step 5: Solve for x
    x = 1,318,009,838,823,657/47,321,203.60
  6. Step 6: Final answer
    x = 27,852,415.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.