Home / 40,314,935.64-55,639,334.36-22,913,896.55

Finding the Fourth Proportional to 40,314,935.64, 55,639,334.36 and 22,913,896.55

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Solution

The fourth proportional to 40,314,935.64, 55,639,334.36 and 22,913,896.55 is: 31,623,861.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,314,935.64 : 55,639,334.36 = 22,913,896.55 : x
  2. Step 2: Convert to fraction form
    40,314,935.64/55,639,334.36 = 22,913,896.55/x
  3. Step 3: Cross multiply
    40,314,935.64x = 55,639,334.36 × 22,913,896.55
  4. Step 4: Simplify right side
    40,314,935.64x = 1,274,913,951,414,988.50
  5. Step 5: Solve for x
    x = 1,274,913,951,414,988.50/40,314,935.64
  6. Step 6: Final answer
    x = 31,623,861.76

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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.