Home / 19,930,427.40-27,503,989.74-10,763,069.52

Finding the Fourth Proportional to 19,930,427.40, 27,503,989.74 and 10,763,069.52

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Solution

The fourth proportional to 19,930,427.40, 27,503,989.74 and 10,763,069.52 is: 14,853,035.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,930,427.40 : 27,503,989.74 = 10,763,069.52 : x
  2. Step 2: Convert to fraction form
    19,930,427.40/27,503,989.74 = 10,763,069.52/x
  3. Step 3: Cross multiply
    19,930,427.40x = 27,503,989.74 × 10,763,069.52
  4. Step 4: Simplify right side
    19,930,427.40x = 296,027,353,648,986.69
  5. Step 5: Solve for x
    x = 296,027,353,648,986.69/19,930,427.40
  6. Step 6: Final answer
    x = 14,853,035.90

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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.