Home / 12,796,504.10-19,157,431.35-11,452,811.30

Finding the Fourth Proportional to 12,796,504.10, 19,157,431.35 and 11,452,811.30

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Solution

The fourth proportional to 12,796,504.10, 19,157,431.35 and 11,452,811.30 is: 17,145,811.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,796,504.10 : 19,157,431.35 = 11,452,811.30 : x
  2. Step 2: Convert to fraction form
    12,796,504.10/19,157,431.35 = 11,452,811.30/x
  3. Step 3: Cross multiply
    12,796,504.10x = 19,157,431.35 × 11,452,811.30
  4. Step 4: Simplify right side
    12,796,504.10x = 219,406,446,244,254.28
  5. Step 5: Solve for x
    x = 219,406,446,244,254.28/12,796,504.10
  6. Step 6: Final answer
    x = 17,145,811.43

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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.