Home / 11,503,814.82-15,881,017.17-7,154,302.33

Finding the Fourth Proportional to 11,503,814.82, 15,881,017.17 and 7,154,302.33

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Solution

The fourth proportional to 11,503,814.82, 15,881,017.17 and 7,154,302.33 is: 9,876,514.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,503,814.82 : 15,881,017.17 = 7,154,302.33 : x
  2. Step 2: Convert to fraction form
    11,503,814.82/15,881,017.17 = 7,154,302.33/x
  3. Step 3: Cross multiply
    11,503,814.82x = 15,881,017.17 × 7,154,302.33
  4. Step 4: Simplify right side
    11,503,814.82x = 113,617,598,142,101
  5. Step 5: Solve for x
    x = 113,617,598,142,101/11,503,814.82
  6. Step 6: Final answer
    x = 9,876,514.87

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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.