Home / 19,423,685.70-26,804,691.63-10,721,863.98

Finding the Fourth Proportional to 19,423,685.70, 26,804,691.63 and 10,721,863.98

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Solution

The fourth proportional to 19,423,685.70, 26,804,691.63 and 10,721,863.98 is: 14,796,175.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,685.70 : 26,804,691.63 = 10,721,863.98 : x
  2. Step 2: Convert to fraction form
    19,423,685.70/26,804,691.63 = 10,721,863.98/x
  3. Step 3: Cross multiply
    19,423,685.70x = 26,804,691.63 × 10,721,863.98
  4. Step 4: Simplify right side
    19,423,685.70x = 287,396,257,682,704.50
  5. Step 5: Solve for x
    x = 287,396,257,682,704.50/19,423,685.70
  6. Step 6: Final answer
    x = 14,796,175.25

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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.