Home / 10,858,103.47-16,287,145.95-2,771,078.47

Finding the Fourth Proportional to 10,858,103.47, 16,287,145.95 and 2,771,078.47

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Solution

The fourth proportional to 10,858,103.47, 16,287,145.95 and 2,771,078.47 is: 4,156,615.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858,103.47 : 16,287,145.95 = 2,771,078.47 : x
  2. Step 2: Convert to fraction form
    10,858,103.47/16,287,145.95 = 2,771,078.47/x
  3. Step 3: Cross multiply
    10,858,103.47x = 16,287,145.95 × 2,771,078.47
  4. Step 4: Simplify right side
    10,858,103.47x = 45,132,959,479,792.70
  5. Step 5: Solve for x
    x = 45,132,959,479,792.70/10,858,103.47
  6. Step 6: Final answer
    x = 4,156,615.34

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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.