Home / 21,437,131.61-32,137,621.10-9,297,451.82

Finding the Fourth Proportional to 21,437,131.61, 32,137,621.10 and 9,297,451.82

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Solution

The fourth proportional to 21,437,131.61, 32,137,621.10 and 9,297,451.82 is: 13,938,337.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,437,131.61 : 32,137,621.10 = 9,297,451.82 : x
  2. Step 2: Convert to fraction form
    21,437,131.61/32,137,621.10 = 9,297,451.82/x
  3. Step 3: Cross multiply
    21,437,131.61x = 32,137,621.10 × 9,297,451.82
  4. Step 4: Simplify right side
    21,437,131.61x = 298,797,983,579,490
  5. Step 5: Solve for x
    x = 298,797,983,579,490/21,437,131.61
  6. Step 6: Final answer
    x = 13,938,337.88

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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.