Home / 21,553,735.80-32,335,269.30-6,409,198.20

Finding the Fourth Proportional to 21,553,735.80, 32,335,269.30 and 6,409,198.20

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Solution

The fourth proportional to 21,553,735.80, 32,335,269.30 and 6,409,198.20 is: 9,615,184.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,553,735.80 : 32,335,269.30 = 6,409,198.20 : x
  2. Step 2: Convert to fraction form
    21,553,735.80/32,335,269.30 = 6,409,198.20/x
  3. Step 3: Cross multiply
    21,553,735.80x = 32,335,269.30 × 6,409,198.20
  4. Step 4: Simplify right side
    21,553,735.80x = 207,243,149,794,075.28
  5. Step 5: Solve for x
    x = 207,243,149,794,075.28/21,553,735.80
  6. Step 6: Final answer
    x = 9,615,184.66

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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.