Home / 15,962,820.48-22,028,691.43-8,620,652.92

Finding the Fourth Proportional to 15,962,820.48, 22,028,691.43 and 8,620,652.92

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Solution

The fourth proportional to 15,962,820.48, 22,028,691.43 and 8,620,652.92 is: 11,896,500.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962,820.48 : 22,028,691.43 = 8,620,652.92 : x
  2. Step 2: Convert to fraction form
    15,962,820.48/22,028,691.43 = 8,620,652.92/x
  3. Step 3: Cross multiply
    15,962,820.48x = 22,028,691.43 × 8,620,652.92
  4. Step 4: Simplify right side
    15,962,820.48x = 189,901,702,991,058.47
  5. Step 5: Solve for x
    x = 189,901,702,991,058.47/15,962,820.48
  6. Step 6: Final answer
    x = 11,896,500.57

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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.