Home / 8,448,000.90-12,672,001.35-5,760,615.30

Finding the Fourth Proportional to 8,448,000.90, 12,672,001.35 and 5,760,615.30

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Solution

The fourth proportional to 8,448,000.90, 12,672,001.35 and 5,760,615.30 is: 8,640,922.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,000.90 : 12,672,001.35 = 5,760,615.30 : x
  2. Step 2: Convert to fraction form
    8,448,000.90/12,672,001.35 = 5,760,615.30/x
  3. Step 3: Cross multiply
    8,448,000.90x = 12,672,001.35 × 5,760,615.30
  4. Step 4: Simplify right side
    8,448,000.90x = 72,998,524,858,430.66
  5. Step 5: Solve for x
    x = 72,998,524,858,430.66/8,448,000.90
  6. Step 6: Final answer
    x = 8,640,922.95

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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.