Home / 21,873,549.20-32,810,323.80-17,622,021.20

Finding the Fourth Proportional to 21,873,549.20, 32,810,323.80 and 17,622,021.20

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Solution

The fourth proportional to 21,873,549.20, 32,810,323.80 and 17,622,021.20 is: 26,433,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,873,549.20 : 32,810,323.80 = 17,622,021.20 : x
  2. Step 2: Convert to fraction form
    21,873,549.20/32,810,323.80 = 17,622,021.20/x
  3. Step 3: Cross multiply
    21,873,549.20x = 32,810,323.80 × 17,622,021.20
  4. Step 4: Simplify right side
    21,873,549.20x = 578,184,221,582,464.50
  5. Step 5: Solve for x
    x = 578,184,221,582,464.50/21,873,549.20
  6. Step 6: Final answer
    x = 26,433,031.80

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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.