Home / 69,618,896.28-104,428,373.55-26,478,134.28

Finding the Fourth Proportional to 69,618,896.28, 104,428,373.55 and 26,478,134.28

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Solution

The fourth proportional to 69,618,896.28, 104,428,373.55 and 26,478,134.28 is: 39,717,212.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,618,896.28 : 104,428,373.55 = 26,478,134.28 : x
  2. Step 2: Convert to fraction form
    69,618,896.28/104,428,373.55 = 26,478,134.28/x
  3. Step 3: Cross multiply
    69,618,896.28x = 104,428,373.55 × 26,478,134.28
  4. Step 4: Simplify right side
    69,618,896.28x = 2,765,068,497,498,900.50
  5. Step 5: Solve for x
    x = 2,765,068,497,498,900.50/69,618,896.28
  6. Step 6: Final answer
    x = 39,717,212.50

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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.