Home / 19,745,761.86-27,248,949.86-11,043,913.72

Finding the Fourth Proportional to 19,745,761.86, 27,248,949.86 and 11,043,913.72

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Solution

The fourth proportional to 19,745,761.86, 27,248,949.86 and 11,043,913.72 is: 15,240,488.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,745,761.86 : 27,248,949.86 = 11,043,913.72 : x
  2. Step 2: Convert to fraction form
    19,745,761.86/27,248,949.86 = 11,043,913.72/x
  3. Step 3: Cross multiply
    19,745,761.86x = 27,248,949.86 × 11,043,913.72
  4. Step 4: Simplify right side
    19,745,761.86x = 300,935,051,214,446.06
  5. Step 5: Solve for x
    x = 300,935,051,214,446.06/19,745,761.86
  6. Step 6: Final answer
    x = 15,240,488.23

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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.