Home / 31,388,949.40-47,084,979.30-16,272,405.40

Finding the Fourth Proportional to 31,388,949.40, 47,084,979.30 and 16,272,405.40

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Solution

The fourth proportional to 31,388,949.40, 47,084,979.30 and 16,272,405.40 is: 24,409,414.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,388,949.40 : 47,084,979.30 = 16,272,405.40 : x
  2. Step 2: Convert to fraction form
    31,388,949.40/47,084,979.30 = 16,272,405.40/x
  3. Step 3: Cross multiply
    31,388,949.40x = 47,084,979.30 × 16,272,405.40
  4. Step 4: Simplify right side
    31,388,949.40x = 766,185,871,420,208.25
  5. Step 5: Solve for x
    x = 766,185,871,420,208.25/31,388,949.40
  6. Step 6: Final answer
    x = 24,409,414.33

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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.