Home / 7,838,792.56-11,758,184.46-2,447,905

Finding the Fourth Proportional to 7,838,792.56, 11,758,184.46 and 2,447,905

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Solution

The fourth proportional to 7,838,792.56, 11,758,184.46 and 2,447,905 is: 3,671,856.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838,792.56 : 11,758,184.46 = 2,447,905 : x
  2. Step 2: Convert to fraction form
    7,838,792.56/11,758,184.46 = 2,447,905/x
  3. Step 3: Cross multiply
    7,838,792.56x = 11,758,184.46 × 2,447,905
  4. Step 4: Simplify right side
    7,838,792.56x = 28,782,918,530,556.30
  5. Step 5: Solve for x
    x = 28,782,918,530,556.30/7,838,792.56
  6. Step 6: Final answer
    x = 3,671,856.13

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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.