Home / 11,008,429.80-16,512,644.70-6,461,656.80

Finding the Fourth Proportional to 11,008,429.80, 16,512,644.70 and 6,461,656.80

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Solution

The fourth proportional to 11,008,429.80, 16,512,644.70 and 6,461,656.80 is: 9,692,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008,429.80 : 16,512,644.70 = 6,461,656.80 : x
  2. Step 2: Convert to fraction form
    11,008,429.80/16,512,644.70 = 6,461,656.80/x
  3. Step 3: Cross multiply
    11,008,429.80x = 16,512,644.70 × 6,461,656.80
  4. Step 4: Simplify right side
    11,008,429.80x = 106,699,042,911,738.95
  5. Step 5: Solve for x
    x = 106,699,042,911,738.95/11,008,429.80
  6. Step 6: Final answer
    x = 9,692,485.20

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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.