Home / 19,378,111.78-26,741,779.57-10,676,284.39

Finding the Fourth Proportional to 19,378,111.78, 26,741,779.57 and 10,676,284.39

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Solution

The fourth proportional to 19,378,111.78, 26,741,779.57 and 10,676,284.39 is: 14,733,264.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,378,111.78 : 26,741,779.57 = 10,676,284.39 : x
  2. Step 2: Convert to fraction form
    19,378,111.78/26,741,779.57 = 10,676,284.39/x
  3. Step 3: Cross multiply
    19,378,111.78x = 26,741,779.57 × 10,676,284.39
  4. Step 4: Simplify right side
    19,378,111.78x = 285,502,843,827,087.56
  5. Step 5: Solve for x
    x = 285,502,843,827,087.56/19,378,111.78
  6. Step 6: Final answer
    x = 14,733,264.37

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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.