Home / 7,261,214.40-10,891,821.60-4,573,828.80

Finding the Fourth Proportional to 7,261,214.40, 10,891,821.60 and 4,573,828.80

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Solution

The fourth proportional to 7,261,214.40, 10,891,821.60 and 4,573,828.80 is: 6,860,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,214.40 : 10,891,821.60 = 4,573,828.80 : x
  2. Step 2: Convert to fraction form
    7,261,214.40/10,891,821.60 = 4,573,828.80/x
  3. Step 3: Cross multiply
    7,261,214.40x = 10,891,821.60 × 4,573,828.80
  4. Step 4: Simplify right side
    7,261,214.40x = 49,817,327,318,542.08
  5. Step 5: Solve for x
    x = 49,817,327,318,542.08/7,261,214.40
  6. Step 6: Final answer
    x = 6,860,743.20

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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.