Home / 19,983,618.72-27,578,062.24-12,247,166.08

Finding the Fourth Proportional to 19,983,618.72, 27,578,062.24 and 12,247,166.08

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Solution

The fourth proportional to 19,983,618.72, 27,578,062.24 and 12,247,166.08 is: 16,901,498.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983,618.72 : 27,578,062.24 = 12,247,166.08 : x
  2. Step 2: Convert to fraction form
    19,983,618.72/27,578,062.24 = 12,247,166.08/x
  3. Step 3: Cross multiply
    19,983,618.72x = 27,578,062.24 × 12,247,166.08
  4. Step 4: Simplify right side
    19,983,618.72x = 337,753,108,417,856.81
  5. Step 5: Solve for x
    x = 337,753,108,417,856.81/19,983,618.72
  6. Step 6: Final answer
    x = 16,901,498.83

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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.