Home / 10,261,362.60-15,381,891.90-4,860,520.20

Finding the Fourth Proportional to 10,261,362.60, 15,381,891.90 and 4,860,520.20

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Solution

The fourth proportional to 10,261,362.60, 15,381,891.90 and 4,860,520.20 is: 7,285,971.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261,362.60 : 15,381,891.90 = 4,860,520.20 : x
  2. Step 2: Convert to fraction form
    10,261,362.60/15,381,891.90 = 4,860,520.20/x
  3. Step 3: Cross multiply
    10,261,362.60x = 15,381,891.90 × 4,860,520.20
  4. Step 4: Simplify right side
    10,261,362.60x = 74,763,996,294,166.39
  5. Step 5: Solve for x
    x = 74,763,996,294,166.39/10,261,362.60
  6. Step 6: Final answer
    x = 7,285,971.58

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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.