Home / 8,500,000.07-11,729,658.60-4,632,438.20

Finding the Fourth Proportional to 8,500,000.07, 11,729,658.60 and 4,632,438.20

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Solution

The fourth proportional to 8,500,000.07, 11,729,658.60 and 4,632,438.20 is: 6,392,578.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500,000.07 : 11,729,658.60 = 4,632,438.20 : x
  2. Step 2: Convert to fraction form
    8,500,000.07/11,729,658.60 = 4,632,438.20/x
  3. Step 3: Cross multiply
    8,500,000.07x = 11,729,658.60 × 4,632,438.20
  4. Step 4: Simplify right side
    8,500,000.07x = 54,336,918,512,950.23
  5. Step 5: Solve for x
    x = 54,336,918,512,950.23/8,500,000.07
  6. Step 6: Final answer
    x = 6,392,578.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.