Home / 21,862,823.70-32,794,235.55-18,461,601.30

Finding the Fourth Proportional to 21,862,823.70, 32,794,235.55 and 18,461,601.30

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Solution

The fourth proportional to 21,862,823.70, 32,794,235.55 and 18,461,601.30 is: 27,692,401.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,862,823.70 : 32,794,235.55 = 18,461,601.30 : x
  2. Step 2: Convert to fraction form
    21,862,823.70/32,794,235.55 = 18,461,601.30/x
  3. Step 3: Cross multiply
    21,862,823.70x = 32,794,235.55 × 18,461,601.30
  4. Step 4: Simplify right side
    21,862,823.70x = 605,434,101,662,386.25
  5. Step 5: Solve for x
    x = 605,434,101,662,386.25/21,862,823.70
  6. Step 6: Final answer
    x = 27,692,401.95

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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.