Home / 21,484,262.34-29,648,660.04-11,694,987.90

Finding the Fourth Proportional to 21,484,262.34, 29,648,660.04 and 11,694,987.90

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Solution

The fourth proportional to 21,484,262.34, 29,648,660.04 and 11,694,987.90 is: 16,139,289.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484,262.34 : 29,648,660.04 = 11,694,987.90 : x
  2. Step 2: Convert to fraction form
    21,484,262.34/29,648,660.04 = 11,694,987.90/x
  3. Step 3: Cross multiply
    21,484,262.34x = 29,648,660.04 × 11,694,987.90
  4. Step 4: Simplify right side
    21,484,262.34x = 346,740,720,419,013.50
  5. Step 5: Solve for x
    x = 346,740,720,419,013.50/21,484,262.34
  6. Step 6: Final answer
    x = 16,139,289.07

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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.