Home / 12,583,671.03-18,893,179.73-6,440,046.28

Finding the Fourth Proportional to 12,583,671.03, 18,893,179.73 and 6,440,046.28

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Solution

The fourth proportional to 12,583,671.03, 18,893,179.73 and 6,440,046.28 is: 9,669,114.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,583,671.03 : 18,893,179.73 = 6,440,046.28 : x
  2. Step 2: Convert to fraction form
    12,583,671.03/18,893,179.73 = 6,440,046.28/x
  3. Step 3: Cross multiply
    12,583,671.03x = 18,893,179.73 × 6,440,046.28
  4. Step 4: Simplify right side
    12,583,671.03x = 121,672,951,806,425.08
  5. Step 5: Solve for x
    x = 121,672,951,806,425.08/12,583,671.03
  6. Step 6: Final answer
    x = 9,669,114.17

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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.