Home / 14,894,073.20-20,556,495.96-8,782,137.20

Finding the Fourth Proportional to 14,894,073.20, 20,556,495.96 and 8,782,137.20

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Solution

The fourth proportional to 14,894,073.20, 20,556,495.96 and 8,782,137.20 is: 12,120,926.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,894,073.20 : 20,556,495.96 = 8,782,137.20 : x
  2. Step 2: Convert to fraction form
    14,894,073.20/20,556,495.96 = 8,782,137.20/x
  3. Step 3: Cross multiply
    14,894,073.20x = 20,556,495.96 × 8,782,137.20
  4. Step 4: Simplify right side
    14,894,073.20x = 180,529,967,871,965.72
  5. Step 5: Solve for x
    x = 180,529,967,871,965.72/14,894,073.20
  6. Step 6: Final answer
    x = 12,120,926.59

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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.