Home / 14,378,520.90-21,578,493.10-10,550,235.88

Finding the Fourth Proportional to 14,378,520.90, 21,578,493.10 and 10,550,235.88

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Solution

The fourth proportional to 14,378,520.90, 21,578,493.10 and 10,550,235.88 is: 15,833,213.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,378,520.90 : 21,578,493.10 = 10,550,235.88 : x
  2. Step 2: Convert to fraction form
    14,378,520.90/21,578,493.10 = 10,550,235.88/x
  3. Step 3: Cross multiply
    14,378,520.90x = 21,578,493.10 × 10,550,235.88
  4. Step 4: Simplify right side
    14,378,520.90x = 227,658,192,139,952.47
  5. Step 5: Solve for x
    x = 227,658,192,139,952.47/14,378,520.90
  6. Step 6: Final answer
    x = 15,833,213.56

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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.