Home / 69,618,895.52-104,428,372.43-26,478,133.52

Finding the Fourth Proportional to 69,618,895.52, 104,428,372.43 and 26,478,133.52

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Solution

The fourth proportional to 69,618,895.52, 104,428,372.43 and 26,478,133.52 is: 39,717,211.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,618,895.52 : 104,428,372.43 = 26,478,133.52 : x
  2. Step 2: Convert to fraction form
    69,618,895.52/104,428,372.43 = 26,478,133.52/x
  3. Step 3: Cross multiply
    69,618,895.52x = 104,428,372.43 × 26,478,133.52
  4. Step 4: Simplify right side
    69,618,895.52x = 2,765,068,388,021,880.50
  5. Step 5: Solve for x
    x = 2,765,068,388,021,880.50/69,618,895.52
  6. Step 6: Final answer
    x = 39,717,211.36

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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.