Home / 19,213,187.98-26,514,827.94-10,511,158.72

Finding the Fourth Proportional to 19,213,187.98, 26,514,827.94 and 10,511,158.72

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Solution

The fourth proportional to 19,213,187.98, 26,514,827.94 and 10,511,158.72 is: 14,505,742.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,213,187.98 : 26,514,827.94 = 10,511,158.72 : x
  2. Step 2: Convert to fraction form
    19,213,187.98/26,514,827.94 = 10,511,158.72/x
  3. Step 3: Cross multiply
    19,213,187.98x = 26,514,827.94 × 10,511,158.72
  4. Step 4: Simplify right side
    19,213,187.98x = 278,701,564,910,830.66
  5. Step 5: Solve for x
    x = 278,701,564,910,830.66/19,213,187.98
  6. Step 6: Final answer
    x = 14,505,742.89

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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.