Home / 19,975,682.55-29,964,852.42-7,020,266.34

Finding the Fourth Proportional to 19,975,682.55, 29,964,852.42 and 7,020,266.34

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Solution

The fourth proportional to 19,975,682.55, 29,964,852.42 and 7,020,266.34 is: 10,530,866.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975,682.55 : 29,964,852.42 = 7,020,266.34 : x
  2. Step 2: Convert to fraction form
    19,975,682.55/29,964,852.42 = 7,020,266.34/x
  3. Step 3: Cross multiply
    19,975,682.55x = 29,964,852.42 × 7,020,266.34
  4. Step 4: Simplify right side
    19,975,682.55x = 210,361,244,827,193.56
  5. Step 5: Solve for x
    x = 210,361,244,827,193.56/19,975,682.55
  6. Step 6: Final answer
    x = 10,530,866.43

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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.