Home / 14,946,744.90-20,628,031.58-9,149,357.82

Finding the Fourth Proportional to 14,946,744.90, 20,628,031.58 and 9,149,357.82

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Solution

The fourth proportional to 14,946,744.90, 20,628,031.58 and 9,149,357.82 is: 12,627,046.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946,744.90 : 20,628,031.58 = 9,149,357.82 : x
  2. Step 2: Convert to fraction form
    14,946,744.90/20,628,031.58 = 9,149,357.82/x
  3. Step 3: Cross multiply
    14,946,744.90x = 20,628,031.58 × 9,149,357.82
  4. Step 4: Simplify right side
    14,946,744.90x = 188,733,242,047,679.94
  5. Step 5: Solve for x
    x = 188,733,242,047,679.94/14,946,744.90
  6. Step 6: Final answer
    x = 12,627,046.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.