Home / 28,043,054.47-38,705,872.16-16,444,354.64

Finding the Fourth Proportional to 28,043,054.47, 38,705,872.16 and 16,444,354.64

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Solution

The fourth proportional to 28,043,054.47, 38,705,872.16 and 16,444,354.64 is: 22,696,995.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,043,054.47 : 38,705,872.16 = 16,444,354.64 : x
  2. Step 2: Convert to fraction form
    28,043,054.47/38,705,872.16 = 16,444,354.64/x
  3. Step 3: Cross multiply
    28,043,054.47x = 38,705,872.16 × 16,444,354.64
  4. Step 4: Simplify right side
    28,043,054.47x = 636,493,088,449,542.75
  5. Step 5: Solve for x
    x = 636,493,088,449,542.75/28,043,054.47
  6. Step 6: Final answer
    x = 22,696,995.76

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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.