Home / 69,761,609.03-104,572,070.11-43,872,412.42

Finding the Fourth Proportional to 69,761,609.03, 104,572,070.11 and 43,872,412.42

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Solution

The fourth proportional to 69,761,609.03, 104,572,070.11 and 43,872,412.42 is: 65,764,380.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,761,609.03 : 104,572,070.11 = 43,872,412.42 : x
  2. Step 2: Convert to fraction form
    69,761,609.03/104,572,070.11 = 43,872,412.42/x
  3. Step 3: Cross multiply
    69,761,609.03x = 104,572,070.11 × 43,872,412.42
  4. Step 4: Simplify right side
    69,761,609.03x = 4,587,828,987,664,630
  5. Step 5: Solve for x
    x = 4,587,828,987,664,630/69,761,609.03
  6. Step 6: Final answer
    x = 65,764,380.31

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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.