Home / 52,471,459.46-72,410,865.57-28,949,995.01

Finding the Fourth Proportional to 52,471,459.46, 72,410,865.57 and 28,949,995.01

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Solution

The fourth proportional to 52,471,459.46, 72,410,865.57 and 28,949,995.01 is: 39,951,131.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,471,459.46 : 72,410,865.57 = 28,949,995.01 : x
  2. Step 2: Convert to fraction form
    52,471,459.46/72,410,865.57 = 28,949,995.01/x
  3. Step 3: Cross multiply
    52,471,459.46x = 72,410,865.57 × 28,949,995.01
  4. Step 4: Simplify right side
    52,471,459.46x = 2,096,294,196,559,226.25
  5. Step 5: Solve for x
    x = 2,096,294,196,559,226.25/52,471,459.46
  6. Step 6: Final answer
    x = 39,951,131.88

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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.