Home / 15,990,102.18-22,066,912.17-9,113,474.34

Finding the Fourth Proportional to 15,990,102.18, 22,066,912.17 and 9,113,474.34

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Solution

The fourth proportional to 15,990,102.18, 22,066,912.17 and 9,113,474.34 is: 12,576,920.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990,102.18 : 22,066,912.17 = 9,113,474.34 : x
  2. Step 2: Convert to fraction form
    15,990,102.18/22,066,912.17 = 9,113,474.34/x
  3. Step 3: Cross multiply
    15,990,102.18x = 22,066,912.17 × 9,113,474.34
  4. Step 4: Simplify right side
    15,990,102.18x = 201,106,237,824,328.72
  5. Step 5: Solve for x
    x = 201,106,237,824,328.72/15,990,102.18
  6. Step 6: Final answer
    x = 12,576,920.12

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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.