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Finding the Fourth Proportional to 11,834,616.10, 17,751,924.15 and 5,103,030.10

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Solution

The fourth proportional to 11,834,616.10, 17,751,924.15 and 5,103,030.10 is: 7,654,545.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,834,616.10 : 17,751,924.15 = 5,103,030.10 : x
  2. Step 2: Convert to fraction form
    11,834,616.10/17,751,924.15 = 5,103,030.10/x
  3. Step 3: Cross multiply
    11,834,616.10x = 17,751,924.15 × 5,103,030.10
  4. Step 4: Simplify right side
    11,834,616.10x = 90,588,603,270,366.91
  5. Step 5: Solve for x
    x = 90,588,603,270,366.91/11,834,616.10
  6. Step 6: Final answer
    x = 7,654,545.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.