Home / 19,369,320.08-26,728,799.28-11,103,456.38

Finding the Fourth Proportional to 19,369,320.08, 26,728,799.28 and 11,103,456.38

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Solution

The fourth proportional to 19,369,320.08, 26,728,799.28 and 11,103,456.38 is: 15,322,275.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,369,320.08 : 26,728,799.28 = 11,103,456.38 : x
  2. Step 2: Convert to fraction form
    19,369,320.08/26,728,799.28 = 11,103,456.38/x
  3. Step 3: Cross multiply
    19,369,320.08x = 26,728,799.28 × 11,103,456.38
  4. Step 4: Simplify right side
    19,369,320.08x = 296,782,056,895,255.44
  5. Step 5: Solve for x
    x = 296,782,056,895,255.44/19,369,320.08
  6. Step 6: Final answer
    x = 15,322,275.42

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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.