Home / 13,499,918.62-20,251,981.50-4,399,904.98

Finding the Fourth Proportional to 13,499,918.62, 20,251,981.50 and 4,399,904.98

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Solution

The fourth proportional to 13,499,918.62, 20,251,981.50 and 4,399,904.98 is: 6,600,543.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,499,918.62 : 20,251,981.50 = 4,399,904.98 : x
  2. Step 2: Convert to fraction form
    13,499,918.62/20,251,981.50 = 4,399,904.98/x
  3. Step 3: Cross multiply
    13,499,918.62x = 20,251,981.50 × 4,399,904.98
  4. Step 4: Simplify right side
    13,499,918.62x = 89,106,794,256,717.88
  5. Step 5: Solve for x
    x = 89,106,794,256,717.88/13,499,918.62
  6. Step 6: Final answer
    x = 6,600,543.07

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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.