Home / 7,242,197.48-9,990,076.18-4,521,219.56

Finding the Fourth Proportional to 7,242,197.48, 9,990,076.18 and 4,521,219.56

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Solution

The fourth proportional to 7,242,197.48, 9,990,076.18 and 4,521,219.56 is: 6,236,688.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,197.48 : 9,990,076.18 = 4,521,219.56 : x
  2. Step 2: Convert to fraction form
    7,242,197.48/9,990,076.18 = 4,521,219.56/x
  3. Step 3: Cross multiply
    7,242,197.48x = 9,990,076.18 × 4,521,219.56
  4. Step 4: Simplify right side
    7,242,197.48x = 45,167,327,808,299.98
  5. Step 5: Solve for x
    x = 45,167,327,808,299.98/7,242,197.48
  6. Step 6: Final answer
    x = 6,236,688.23

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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.