Home / 10,137,728.46-13,989,776.84-5,951,346.12

Finding the Fourth Proportional to 10,137,728.46, 13,989,776.84 and 5,951,346.12

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Solution

The fourth proportional to 10,137,728.46, 13,989,776.84 and 5,951,346.12 is: 8,212,688.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,137,728.46 : 13,989,776.84 = 5,951,346.12 : x
  2. Step 2: Convert to fraction form
    10,137,728.46/13,989,776.84 = 5,951,346.12/x
  3. Step 3: Cross multiply
    10,137,728.46x = 13,989,776.84 × 5,951,346.12
  4. Step 4: Simplify right side
    10,137,728.46x = 83,258,004,116,399.86
  5. Step 5: Solve for x
    x = 83,258,004,116,399.86/10,137,728.46
  6. Step 6: Final answer
    x = 8,212,688.32

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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.