Home / 21,282,960.14-29,370,484.48-11,493,403.52

Finding the Fourth Proportional to 21,282,960.14, 29,370,484.48 and 11,493,403.52

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Solution

The fourth proportional to 21,282,960.14, 29,370,484.48 and 11,493,403.52 is: 15,860,896.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,282,960.14 : 29,370,484.48 = 11,493,403.52 : x
  2. Step 2: Convert to fraction form
    21,282,960.14/29,370,484.48 = 11,493,403.52/x
  3. Step 3: Cross multiply
    21,282,960.14x = 29,370,484.48 × 11,493,403.52
  4. Step 4: Simplify right side
    21,282,960.14x = 337,566,829,717,710.56
  5. Step 5: Solve for x
    x = 337,566,829,717,710.56/21,282,960.14
  6. Step 6: Final answer
    x = 15,860,896.58

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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.