Home / 19,329,767.56-26,675,184.64-11,382,656.68

Finding the Fourth Proportional to 19,329,767.56, 26,675,184.64 and 11,382,656.68

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Solution

The fourth proportional to 19,329,767.56, 26,675,184.64 and 11,382,656.68 is: 15,708,128.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329,767.56 : 26,675,184.64 = 11,382,656.68 : x
  2. Step 2: Convert to fraction form
    19,329,767.56/26,675,184.64 = 11,382,656.68/x
  3. Step 3: Cross multiply
    19,329,767.56x = 26,675,184.64 × 11,382,656.68
  4. Step 4: Simplify right side
    19,329,767.56x = 303,634,468,632,729.38
  5. Step 5: Solve for x
    x = 303,634,468,632,729.38/19,329,767.56
  6. Step 6: Final answer
    x = 15,708,128.29

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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.