Home / 19,047,579.88-26,286,006.52-10,789,356.82

Finding the Fourth Proportional to 19,047,579.88, 26,286,006.52 and 10,789,356.82

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Solution

The fourth proportional to 19,047,579.88, 26,286,006.52 and 10,789,356.82 is: 14,889,508.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047,579.88 : 26,286,006.52 = 10,789,356.82 : x
  2. Step 2: Convert to fraction form
    19,047,579.88/26,286,006.52 = 10,789,356.82/x
  3. Step 3: Cross multiply
    19,047,579.88x = 26,286,006.52 × 10,789,356.82
  4. Step 4: Simplify right side
    19,047,579.88x = 283,609,103,717,126.50
  5. Step 5: Solve for x
    x = 283,609,103,717,126.50/19,047,579.88
  6. Step 6: Final answer
    x = 14,889,508.56

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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.