Home / 8,903,785.88-12,287,103.93-4,983,540.83

Finding the Fourth Proportional to 8,903,785.88, 12,287,103.93 and 4,983,540.83

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Solution

The fourth proportional to 8,903,785.88, 12,287,103.93 and 4,983,540.83 is: 6,877,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903,785.88 : 12,287,103.93 = 4,983,540.83 : x
  2. Step 2: Convert to fraction form
    8,903,785.88/12,287,103.93 = 4,983,540.83/x
  3. Step 3: Cross multiply
    8,903,785.88x = 12,287,103.93 × 4,983,540.83
  4. Step 4: Simplify right side
    8,903,785.88x = 61,233,284,117,608.46
  5. Step 5: Solve for x
    x = 61,233,284,117,608.46/8,903,785.88
  6. Step 6: Final answer
    x = 6,877,218.85

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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.