Home / 9,980,990.55-14,965,047.32-3,916,334.97

Finding the Fourth Proportional to 9,980,990.55, 14,965,047.32 and 3,916,334.97

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Solution

The fourth proportional to 9,980,990.55, 14,965,047.32 and 3,916,334.97 is: 5,871,976.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,990.55 : 14,965,047.32 = 3,916,334.97 : x
  2. Step 2: Convert to fraction form
    9,980,990.55/14,965,047.32 = 3,916,334.97/x
  3. Step 3: Cross multiply
    9,980,990.55x = 14,965,047.32 × 3,916,334.97
  4. Step 4: Simplify right side
    9,980,990.55x = 58,608,138,127,439.11
  5. Step 5: Solve for x
    x = 58,608,138,127,439.11/9,980,990.55
  6. Step 6: Final answer
    x = 5,871,976.12

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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.