Home / 18,802,996.34-25,938,585.23-12,280,443.80

Finding the Fourth Proportional to 18,802,996.34, 25,938,585.23 and 12,280,443.80

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Solution

The fourth proportional to 18,802,996.34, 25,938,585.23 and 12,280,443.80 is: 16,940,775.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,802,996.34 : 25,938,585.23 = 12,280,443.80 : x
  2. Step 2: Convert to fraction form
    18,802,996.34/25,938,585.23 = 12,280,443.80/x
  3. Step 3: Cross multiply
    18,802,996.34x = 25,938,585.23 × 12,280,443.80
  4. Step 4: Simplify right side
    18,802,996.34x = 318,537,337,977,429.94
  5. Step 5: Solve for x
    x = 318,537,337,977,429.94/18,802,996.34
  6. Step 6: Final answer
    x = 16,940,775.41

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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.