Home / 21,003,957.10-31,493,494.05-10,926,261.10

Finding the Fourth Proportional to 21,003,957.10, 31,493,494.05 and 10,926,261.10

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Solution

The fourth proportional to 21,003,957.10, 31,493,494.05 and 10,926,261.10 is: 16,382,919.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,003,957.10 : 31,493,494.05 = 10,926,261.10 : x
  2. Step 2: Convert to fraction form
    21,003,957.10/31,493,494.05 = 10,926,261.10/x
  3. Step 3: Cross multiply
    21,003,957.10x = 31,493,494.05 × 10,926,261.10
  4. Step 4: Simplify right side
    21,003,957.10x = 344,106,138,941,596.44
  5. Step 5: Solve for x
    x = 344,106,138,941,596.44/21,003,957.10
  6. Step 6: Final answer
    x = 16,382,919.53

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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.