Home / 14,679,992.40-22,019,988.60-9,578,158.80

Finding the Fourth Proportional to 14,679,992.40, 22,019,988.60 and 9,578,158.80

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Solution

The fourth proportional to 14,679,992.40, 22,019,988.60 and 9,578,158.80 is: 14,367,238.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679,992.40 : 22,019,988.60 = 9,578,158.80 : x
  2. Step 2: Convert to fraction form
    14,679,992.40/22,019,988.60 = 9,578,158.80/x
  3. Step 3: Cross multiply
    14,679,992.40x = 22,019,988.60 × 9,578,158.80
  4. Step 4: Simplify right side
    14,679,992.40x = 210,910,947,584,989.72
  5. Step 5: Solve for x
    x = 210,910,947,584,989.72/14,679,992.40
  6. Step 6: Final answer
    x = 14,367,238.20

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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.