Home / 20,516,632.50-31,198,156.50

Finding the Third Proportional to 20,516,632.50 and 31,198,156.50

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Solution

The third proportional to 20,516,632.50 and 31,198,156.50 is: 47,440,776.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,516,632.50 : 31,198,156.50 = 31,198,156.50 : x
  2. Step 2: Convert to fraction form
    20,516,632.50/31,198,156.50 = 31,198,156.50/x
  3. Step 3: Cross multiply
    20,516,632.50x = 31,198,156.50 × 31,198,156.50
  4. Step 4: Simplify right side
    20,516,632.50x = 973,324,968,998,492.25
  5. Step 5: Solve for x
    x = 973,324,968,998,492.25/20,516,632.50
  6. Step 6: Final answer
    x = 47,440,776.11

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.