Home / 6,287,283.37-8,671,376.19-4,221,676.45

Finding the Fourth Proportional to 6,287,283.37, 8,671,376.19 and 4,221,676.45

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Solution

The fourth proportional to 6,287,283.37, 8,671,376.19 and 4,221,676.45 is: 5,822,505.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287,283.37 : 8,671,376.19 = 4,221,676.45 : x
  2. Step 2: Convert to fraction form
    6,287,283.37/8,671,376.19 = 4,221,676.45/x
  3. Step 3: Cross multiply
    6,287,283.37x = 8,671,376.19 × 4,221,676.45
  4. Step 4: Simplify right side
    6,287,283.37x = 36,607,744,650,413.73
  5. Step 5: Solve for x
    x = 36,607,744,650,413.73/6,287,283.37
  6. Step 6: Final answer
    x = 5,822,505.92

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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.