Home / 9,769,736.68-13,488,352.76-6,291,127.28

Finding the Fourth Proportional to 9,769,736.68, 13,488,352.76 and 6,291,127.28

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Solution

The fourth proportional to 9,769,736.68, 13,488,352.76 and 6,291,127.28 is: 8,685,694.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769,736.68 : 13,488,352.76 = 6,291,127.28 : x
  2. Step 2: Convert to fraction form
    9,769,736.68/13,488,352.76 = 6,291,127.28/x
  3. Step 3: Cross multiply
    9,769,736.68x = 13,488,352.76 × 6,291,127.28
  4. Step 4: Simplify right side
    9,769,736.68x = 84,856,944,010,699.30
  5. Step 5: Solve for x
    x = 84,856,944,010,699.30/9,769,736.68
  6. Step 6: Final answer
    x = 8,685,694.08

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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.