Home / 20,000,783.22-27,601,082.37-10,833,428.82

Finding the Fourth Proportional to 20,000,783.22, 27,601,082.37 and 10,833,428.82

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Solution

The fourth proportional to 20,000,783.22, 27,601,082.37 and 10,833,428.82 is: 14,950,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,000,783.22 : 27,601,082.37 = 10,833,428.82 : x
  2. Step 2: Convert to fraction form
    20,000,783.22/27,601,082.37 = 10,833,428.82/x
  3. Step 3: Cross multiply
    20,000,783.22x = 27,601,082.37 × 10,833,428.82
  4. Step 4: Simplify right side
    20,000,783.22x = 299,014,361,210,351.94
  5. Step 5: Solve for x
    x = 299,014,361,210,351.94/20,000,783.22
  6. Step 6: Final answer
    x = 14,950,132.60

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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.