Home / 21,862,825.20-32,794,237.80-18,461,602.80

Finding the Fourth Proportional to 21,862,825.20, 32,794,237.80 and 18,461,602.80

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Solution

The fourth proportional to 21,862,825.20, 32,794,237.80 and 18,461,602.80 is: 27,692,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,862,825.20 : 32,794,237.80 = 18,461,602.80 : x
  2. Step 2: Convert to fraction form
    21,862,825.20/32,794,237.80 = 18,461,602.80/x
  3. Step 3: Cross multiply
    21,862,825.20x = 32,794,237.80 × 18,461,602.80
  4. Step 4: Simplify right side
    21,862,825.20x = 605,434,192,392,345.88
  5. Step 5: Solve for x
    x = 605,434,192,392,345.88/21,862,825.20
  6. Step 6: Final answer
    x = 27,692,404.20

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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.