Home / 29,444,266.80-40,606,636.37-18,432,020.41

Finding the Fourth Proportional to 29,444,266.80, 40,606,636.37 and 18,432,020.41

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Solution

The fourth proportional to 29,444,266.80, 40,606,636.37 and 18,432,020.41 is: 25,419,629.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,444,266.80 : 40,606,636.37 = 18,432,020.41 : x
  2. Step 2: Convert to fraction form
    29,444,266.80/40,606,636.37 = 18,432,020.41/x
  3. Step 3: Cross multiply
    29,444,266.80x = 40,606,636.37 × 18,432,020.41
  4. Step 4: Simplify right side
    29,444,266.80x = 748,462,350,159,611.62
  5. Step 5: Solve for x
    x = 748,462,350,159,611.62/29,444,266.80
  6. Step 6: Final answer
    x = 25,419,629.41

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1.5x scale

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.