Home / 16,620,148.70-22,769,497.54-15,998,633.18

Finding the Fourth Proportional to 16,620,148.70, 22,769,497.54 and 15,998,633.18

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Solution

The fourth proportional to 16,620,148.70, 22,769,497.54 and 15,998,633.18 is: 21,918,025.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620,148.70 : 22,769,497.54 = 15,998,633.18 : x
  2. Step 2: Convert to fraction form
    16,620,148.70/22,769,497.54 = 15,998,633.18/x
  3. Step 3: Cross multiply
    16,620,148.70x = 22,769,497.54 × 15,998,633.18
  4. Step 4: Simplify right side
    16,620,148.70x = 364,280,838,835,372.38
  5. Step 5: Solve for x
    x = 364,280,838,835,372.38/16,620,148.70
  6. Step 6: Final answer
    x = 21,918,025.25

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.