Home / 14,255,488.72-19,653,542.80-11,325,029.20

Finding the Fourth Proportional to 14,255,488.72, 19,653,542.80 and 11,325,029.20

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Solution

The fourth proportional to 14,255,488.72, 19,653,542.80 and 11,325,029.20 is: 15,613,420.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255,488.72 : 19,653,542.80 = 11,325,029.20 : x
  2. Step 2: Convert to fraction form
    14,255,488.72/19,653,542.80 = 11,325,029.20/x
  3. Step 3: Cross multiply
    14,255,488.72x = 19,653,542.80 × 11,325,029.20
  4. Step 4: Simplify right side
    14,255,488.72x = 222,576,946,093,449.75
  5. Step 5: Solve for x
    x = 222,576,946,093,449.75/14,255,488.72
  6. Step 6: Final answer
    x = 15,613,420.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.