Home / 27,216,829.80-40,811,070.21-12,836,036.34

Finding the Fourth Proportional to 27,216,829.80, 40,811,070.21 and 12,836,036.34

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Solution

The fourth proportional to 27,216,829.80, 40,811,070.21 and 12,836,036.34 is: 19,247,369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216,829.80 : 40,811,070.21 = 12,836,036.34 : x
  2. Step 2: Convert to fraction form
    27,216,829.80/40,811,070.21 = 12,836,036.34/x
  3. Step 3: Cross multiply
    27,216,829.80x = 40,811,070.21 × 12,836,036.34
  4. Step 4: Simplify right side
    27,216,829.80x = 523,852,380,289,851.44
  5. Step 5: Solve for x
    x = 523,852,380,289,851.44/27,216,829.80
  6. Step 6: Final answer
    x = 19,247,369.52

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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.