Home / 34,613,238.60-47,780,976.84-21,566,943.36

Finding the Fourth Proportional to 34,613,238.60, 47,780,976.84 and 21,566,943.36

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Solution

The fourth proportional to 34,613,238.60, 47,780,976.84 and 21,566,943.36 is: 29,771,545.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,613,238.60 : 47,780,976.84 = 21,566,943.36 : x
  2. Step 2: Convert to fraction form
    34,613,238.60/47,780,976.84 = 21,566,943.36/x
  3. Step 3: Cross multiply
    34,613,238.60x = 47,780,976.84 × 21,566,943.36
  4. Step 4: Simplify right side
    34,613,238.60x = 1,030,489,621,193,751.88
  5. Step 5: Solve for x
    x = 1,030,489,621,193,751.88/34,613,238.60
  6. Step 6: Final answer
    x = 29,771,545.88

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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.