Home / 69,865,668.72-104,664,187.12-39,066,835.26

Finding the Fourth Proportional to 69,865,668.72, 104,664,187.12 and 39,066,835.26

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Solution

The fourth proportional to 69,865,668.72, 104,664,187.12 and 39,066,835.26 is: 58,525,147.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,865,668.72 : 104,664,187.12 = 39,066,835.26 : x
  2. Step 2: Convert to fraction form
    69,865,668.72/104,664,187.12 = 39,066,835.26/x
  3. Step 3: Cross multiply
    69,865,668.72x = 104,664,187.12 × 39,066,835.26
  4. Step 4: Simplify right side
    69,865,668.72x = 4,088,898,555,838,854
  5. Step 5: Solve for x
    x = 4,088,898,555,838,854/69,865,668.72
  6. Step 6: Final answer
    x = 58,525,147.34

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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.