Home / 28,104,443.80-42,156,665.70-16,767,035.80

Finding the Fourth Proportional to 28,104,443.80, 42,156,665.70 and 16,767,035.80

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Solution

The fourth proportional to 28,104,443.80, 42,156,665.70 and 16,767,035.80 is: 25,150,553.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,104,443.80 : 42,156,665.70 = 16,767,035.80 : x
  2. Step 2: Convert to fraction form
    28,104,443.80/42,156,665.70 = 16,767,035.80/x
  3. Step 3: Cross multiply
    28,104,443.80x = 42,156,665.70 × 16,767,035.80
  4. Step 4: Simplify right side
    28,104,443.80x = 706,842,323,000,532.12
  5. Step 5: Solve for x
    x = 706,842,323,000,532.12/28,104,443.80
  6. Step 6: Final answer
    x = 25,150,553.70

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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.