Home / 8,278,705.50-11,424,788.55-4,657,033.50

Finding the Fourth Proportional to 8,278,705.50, 11,424,788.55 and 4,657,033.50

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Solution

The fourth proportional to 8,278,705.50, 11,424,788.55 and 4,657,033.50 is: 6,426,804.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,278,705.50 : 11,424,788.55 = 4,657,033.50 : x
  2. Step 2: Convert to fraction form
    8,278,705.50/11,424,788.55 = 4,657,033.50/x
  3. Step 3: Cross multiply
    8,278,705.50x = 11,424,788.55 × 4,657,033.50
  4. Step 4: Simplify right side
    8,278,705.50x = 53,205,623,007,766.43
  5. Step 5: Solve for x
    x = 53,205,623,007,766.43/8,278,705.50
  6. Step 6: Final answer
    x = 6,426,804.65

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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.