Home / 6,514,340.09-9,771,580.89-1,965,429.63

Finding the Fourth Proportional to 6,514,340.09, 9,771,580.89 and 1,965,429.63

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Solution

The fourth proportional to 6,514,340.09, 9,771,580.89 and 1,965,429.63 is: 2,948,165.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514,340.09 : 9,771,580.89 = 1,965,429.63 : x
  2. Step 2: Convert to fraction form
    6,514,340.09/9,771,580.89 = 1,965,429.63/x
  3. Step 3: Cross multiply
    6,514,340.09x = 9,771,580.89 × 1,965,429.63
  4. Step 4: Simplify right side
    6,514,340.09x = 19,205,354,613,147.77
  5. Step 5: Solve for x
    x = 19,205,354,613,147.77/6,514,340.09
  6. Step 6: Final answer
    x = 2,948,165.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.