Home / 11,010,643.80-16,515,965.70-6,463,870.80

Finding the Fourth Proportional to 11,010,643.80, 16,515,965.70 and 6,463,870.80

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Solution

The fourth proportional to 11,010,643.80, 16,515,965.70 and 6,463,870.80 is: 9,695,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010,643.80 : 16,515,965.70 = 6,463,870.80 : x
  2. Step 2: Convert to fraction form
    11,010,643.80/16,515,965.70 = 6,463,870.80/x
  3. Step 3: Cross multiply
    11,010,643.80x = 16,515,965.70 × 6,463,870.80
  4. Step 4: Simplify right side
    11,010,643.80x = 106,757,068,422,031.55
  5. Step 5: Solve for x
    x = 106,757,068,422,031.55/11,010,643.80
  6. Step 6: Final answer
    x = 9,695,806.20

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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.