Home / 21,977,991.90-32,966,987.85-16,238,429.10

Finding the Fourth Proportional to 21,977,991.90, 32,966,987.85 and 16,238,429.10

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Solution

The fourth proportional to 21,977,991.90, 32,966,987.85 and 16,238,429.10 is: 24,357,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,977,991.90 : 32,966,987.85 = 16,238,429.10 : x
  2. Step 2: Convert to fraction form
    21,977,991.90/32,966,987.85 = 16,238,429.10/x
  3. Step 3: Cross multiply
    21,977,991.90x = 32,966,987.85 × 16,238,429.10
  4. Step 4: Simplify right side
    21,977,991.90x = 535,332,094,842,786.44
  5. Step 5: Solve for x
    x = 535,332,094,842,786.44/21,977,991.90
  6. Step 6: Final answer
    x = 24,357,643.65

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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.