Home / 7,685,281.92-11,531,910.48-3,424,459.14

Finding the Fourth Proportional to 7,685,281.92, 11,531,910.48 and 3,424,459.14

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Solution

The fourth proportional to 7,685,281.92, 11,531,910.48 and 3,424,459.14 is: 5,138,465.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685,281.92 : 11,531,910.48 = 3,424,459.14 : x
  2. Step 2: Convert to fraction form
    7,685,281.92/11,531,910.48 = 3,424,459.14/x
  3. Step 3: Cross multiply
    7,685,281.92x = 11,531,910.48 × 3,424,459.14
  4. Step 4: Simplify right side
    7,685,281.92x = 39,490,556,244,897.79
  5. Step 5: Solve for x
    x = 39,490,556,244,897.79/7,685,281.92
  6. Step 6: Final answer
    x = 5,138,465.53

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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.