Home / 11,052,018.40-16,578,027.60-8,341,669.30

Finding the Fourth Proportional to 11,052,018.40, 16,578,027.60 and 8,341,669.30

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Solution

The fourth proportional to 11,052,018.40, 16,578,027.60 and 8,341,669.30 is: 12,512,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,052,018.40 : 16,578,027.60 = 8,341,669.30 : x
  2. Step 2: Convert to fraction form
    11,052,018.40/16,578,027.60 = 8,341,669.30/x
  3. Step 3: Cross multiply
    11,052,018.40x = 16,578,027.60 × 8,341,669.30
  4. Step 4: Simplify right side
    11,052,018.40x = 138,288,423,885,472.67
  5. Step 5: Solve for x
    x = 138,288,423,885,472.67/11,052,018.40
  6. Step 6: Final answer
    x = 12,512,503.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.