Home / 32,960,803.52-45,500,857.44-21,217,021.76

Finding the Fourth Proportional to 32,960,803.52, 45,500,857.44 and 21,217,021.76

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Solution

The fourth proportional to 32,960,803.52, 45,500,857.44 and 21,217,021.76 is: 29,289,112.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,960,803.52 : 45,500,857.44 = 21,217,021.76 : x
  2. Step 2: Convert to fraction form
    32,960,803.52/45,500,857.44 = 21,217,021.76/x
  3. Step 3: Cross multiply
    32,960,803.52x = 45,500,857.44 × 21,217,021.76
  4. Step 4: Simplify right side
    32,960,803.52x = 965,392,682,403,137.88
  5. Step 5: Solve for x
    x = 965,392,682,403,137.88/32,960,803.52
  6. Step 6: Final answer
    x = 29,289,112.50

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1.5x scale

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.