Home / 14,610,309.55-20,162,821.40-8,083,832.83

Finding the Fourth Proportional to 14,610,309.55, 20,162,821.40 and 8,083,832.83

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Solution

The fourth proportional to 14,610,309.55, 20,162,821.40 and 8,083,832.83 is: 11,156,018.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,610,309.55 : 20,162,821.40 = 8,083,832.83 : x
  2. Step 2: Convert to fraction form
    14,610,309.55/20,162,821.40 = 8,083,832.83/x
  3. Step 3: Cross multiply
    14,610,309.55x = 20,162,821.40 × 8,083,832.83
  4. Step 4: Simplify right side
    14,610,309.55x = 162,992,877,578,746.56
  5. Step 5: Solve for x
    x = 162,992,877,578,746.56/14,610,309.55
  6. Step 6: Final answer
    x = 11,156,018.09

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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.