Home / 15,413,002.96-21,270,644.36-8,537,484.24

Finding the Fourth Proportional to 15,413,002.96, 21,270,644.36 and 8,537,484.24

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Solution

The fourth proportional to 15,413,002.96, 21,270,644.36 and 8,537,484.24 is: 11,782,116.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413,002.96 : 21,270,644.36 = 8,537,484.24 : x
  2. Step 2: Convert to fraction form
    15,413,002.96/21,270,644.36 = 8,537,484.24/x
  3. Step 3: Cross multiply
    15,413,002.96x = 21,270,644.36 × 8,537,484.24
  4. Step 4: Simplify right side
    15,413,002.96x = 181,597,790,998,144.88
  5. Step 5: Solve for x
    x = 181,597,790,998,144.88/15,413,002.96
  6. Step 6: Final answer
    x = 11,782,116.14

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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.