Home / 8,385,899.54-12,579,130.88-2,320,123.82

Finding the Fourth Proportional to 8,385,899.54, 12,579,130.88 and 2,320,123.82

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Solution

The fourth proportional to 8,385,899.54, 12,579,130.88 and 2,320,123.82 is: 3,480,263.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,385,899.54 : 12,579,130.88 = 2,320,123.82 : x
  2. Step 2: Convert to fraction form
    8,385,899.54/12,579,130.88 = 2,320,123.82/x
  3. Step 3: Cross multiply
    8,385,899.54x = 12,579,130.88 × 2,320,123.82
  4. Step 4: Simplify right side
    8,385,899.54x = 29,185,141,123,789.75
  5. Step 5: Solve for x
    x = 29,185,141,123,789.75/8,385,899.54
  6. Step 6: Final answer
    x = 3,480,263.63

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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.