Home / 13,192,562.70-19,788,321.69-5,514,224.40

Finding the Fourth Proportional to 13,192,562.70, 19,788,321.69 and 5,514,224.40

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Solution

The fourth proportional to 13,192,562.70, 19,788,321.69 and 5,514,224.40 is: 8,271,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192,562.70 : 19,788,321.69 = 5,514,224.40 : x
  2. Step 2: Convert to fraction form
    13,192,562.70/19,788,321.69 = 5,514,224.40/x
  3. Step 3: Cross multiply
    13,192,562.70x = 19,788,321.69 × 5,514,224.40
  4. Step 4: Simplify right side
    13,192,562.70x = 109,117,246,298,047.25
  5. Step 5: Solve for x
    x = 109,117,246,298,047.25/13,192,562.70
  6. Step 6: Final answer
    x = 8,271,118.26

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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.