Home / 10,987,536.40-16,483,810.20-3,415,267.60

Finding the Fourth Proportional to 10,987,536.40, 16,483,810.20 and 3,415,267.60

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Solution

The fourth proportional to 10,987,536.40, 16,483,810.20 and 3,415,267.60 is: 5,123,680.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987,536.40 : 16,483,810.20 = 3,415,267.60 : x
  2. Step 2: Convert to fraction form
    10,987,536.40/16,483,810.20 = 3,415,267.60/x
  3. Step 3: Cross multiply
    10,987,536.40x = 16,483,810.20 × 3,415,267.60
  4. Step 4: Simplify right side
    10,987,536.40x = 56,296,622,900,609.52
  5. Step 5: Solve for x
    x = 56,296,622,900,609.52/10,987,536.40
  6. Step 6: Final answer
    x = 5,123,680.22

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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.