Home / 8,078,472.23-11,150,205.05-4,642,704.95

Finding the Fourth Proportional to 8,078,472.23, 11,150,205.05 and 4,642,704.95

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Solution

The fourth proportional to 8,078,472.23, 11,150,205.05 and 4,642,704.95 is: 6,408,032.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,472.23 : 11,150,205.05 = 4,642,704.95 : x
  2. Step 2: Convert to fraction form
    8,078,472.23/11,150,205.05 = 4,642,704.95/x
  3. Step 3: Cross multiply
    8,078,472.23x = 11,150,205.05 × 4,642,704.95
  4. Step 4: Simplify right side
    8,078,472.23x = 51,767,112,135,005.74
  5. Step 5: Solve for x
    x = 51,767,112,135,005.74/8,078,472.23
  6. Step 6: Final answer
    x = 6,408,032.45

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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.