Home / 19,178,219.64-26,466,747.66-11,029,464.12

Finding the Fourth Proportional to 19,178,219.64, 26,466,747.66 and 11,029,464.12

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Solution

The fourth proportional to 19,178,219.64, 26,466,747.66 and 11,029,464.12 is: 15,221,123.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,178,219.64 : 26,466,747.66 = 11,029,464.12 : x
  2. Step 2: Convert to fraction form
    19,178,219.64/26,466,747.66 = 11,029,464.12/x
  3. Step 3: Cross multiply
    19,178,219.64x = 26,466,747.66 × 11,029,464.12
  4. Step 4: Simplify right side
    19,178,219.64x = 291,914,043,689,063.94
  5. Step 5: Solve for x
    x = 291,914,043,689,063.94/19,178,219.64
  6. Step 6: Final answer
    x = 15,221,123.19

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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.