Home / 8,645,178.60-11,930,383.49-4,725,013.91

Finding the Fourth Proportional to 8,645,178.60, 11,930,383.49 and 4,725,013.91

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Solution

The fourth proportional to 8,645,178.60, 11,930,383.49 and 4,725,013.91 is: 6,520,539.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,645,178.60 : 11,930,383.49 = 4,725,013.91 : x
  2. Step 2: Convert to fraction form
    8,645,178.60/11,930,383.49 = 4,725,013.91/x
  3. Step 3: Cross multiply
    8,645,178.60x = 11,930,383.49 × 4,725,013.91
  4. Step 4: Simplify right side
    8,645,178.60x = 56,371,227,858,607.36
  5. Step 5: Solve for x
    x = 56,371,227,858,607.36/8,645,178.60
  6. Step 6: Final answer
    x = 6,520,539.42

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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.