Home / 7,272,285.87-10,035,819.45-4,009,215.57

Finding the Fourth Proportional to 7,272,285.87, 10,035,819.45 and 4,009,215.57

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Solution

The fourth proportional to 7,272,285.87, 10,035,819.45 and 4,009,215.57 is: 5,532,753.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272,285.87 : 10,035,819.45 = 4,009,215.57 : x
  2. Step 2: Convert to fraction form
    7,272,285.87/10,035,819.45 = 4,009,215.57/x
  3. Step 3: Cross multiply
    7,272,285.87x = 10,035,819.45 × 4,009,215.57
  4. Step 4: Simplify right side
    7,272,285.87x = 40,235,763,596,648.83
  5. Step 5: Solve for x
    x = 40,235,763,596,648.83/7,272,285.87
  6. Step 6: Final answer
    x = 5,532,753.29

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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.