Home / 27,571,576.80-41,358,920.40-8,402,959.20

Finding the Fourth Proportional to 27,571,576.80, 41,358,920.40 and 8,402,959.20

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Solution

The fourth proportional to 27,571,576.80, 41,358,920.40 and 8,402,959.20 is: 12,604,912.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,571,576.80 : 41,358,920.40 = 8,402,959.20 : x
  2. Step 2: Convert to fraction form
    27,571,576.80/41,358,920.40 = 8,402,959.20/x
  3. Step 3: Cross multiply
    27,571,576.80x = 41,358,920.40 × 8,402,959.20
  4. Step 4: Simplify right side
    27,571,576.80x = 347,537,320,677,247.62
  5. Step 5: Solve for x
    x = 347,537,320,677,247.62/27,571,576.80
  6. Step 6: Final answer
    x = 12,604,912.78

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1.5x scale

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.