Home / 28,011,655.20-41,994,154.80-11,850,016.80

Finding the Fourth Proportional to 28,011,655.20, 41,994,154.80 and 11,850,016.80

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Solution

The fourth proportional to 28,011,655.20, 41,994,154.80 and 11,850,016.80 is: 17,765,156.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,011,655.20 : 41,994,154.80 = 11,850,016.80 : x
  2. Step 2: Convert to fraction form
    28,011,655.20/41,994,154.80 = 11,850,016.80/x
  3. Step 3: Cross multiply
    28,011,655.20x = 41,994,154.80 × 11,850,016.80
  4. Step 4: Simplify right side
    28,011,655.20x = 497,631,439,881,800.62
  5. Step 5: Solve for x
    x = 497,631,439,881,800.62/28,011,655.20
  6. Step 6: Final answer
    x = 17,765,156.55

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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.