Home / 11,209,070.39-15,468,151.03-7,081,299.25

Finding the Fourth Proportional to 11,209,070.39, 15,468,151.03 and 7,081,299.25

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Solution

The fourth proportional to 11,209,070.39, 15,468,151.03 and 7,081,299.25 is: 9,771,961.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209,070.39 : 15,468,151.03 = 7,081,299.25 : x
  2. Step 2: Convert to fraction form
    11,209,070.39/15,468,151.03 = 7,081,299.25/x
  3. Step 3: Cross multiply
    11,209,070.39x = 15,468,151.03 × 7,081,299.25
  4. Step 4: Simplify right side
    11,209,070.39x = 109,534,606,231,252.09
  5. Step 5: Solve for x
    x = 109,534,606,231,252.09/11,209,070.39
  6. Step 6: Final answer
    x = 9,771,961.68

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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.