Home / 10,289,180.78-15,435,772.28-3,100,358.69

Finding the Fourth Proportional to 10,289,180.78, 15,435,772.28 and 3,100,358.69

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Solution

The fourth proportional to 10,289,180.78, 15,435,772.28 and 3,100,358.69 is: 4,651,141.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289,180.78 : 15,435,772.28 = 3,100,358.69 : x
  2. Step 2: Convert to fraction form
    10,289,180.78/15,435,772.28 = 3,100,358.69/x
  3. Step 3: Cross multiply
    10,289,180.78x = 15,435,772.28 × 3,100,358.69
  4. Step 4: Simplify right side
    10,289,180.78x = 47,856,430,725,159.11
  5. Step 5: Solve for x
    x = 47,856,430,725,159.11/10,289,180.78
  6. Step 6: Final answer
    x = 4,651,141.01

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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.