Home / 40,413,974.10-60,620,961.15-19,953,495.60

Finding the Fourth Proportional to 40,413,974.10, 60,620,961.15 and 19,953,495.60

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Solution

The fourth proportional to 40,413,974.10, 60,620,961.15 and 19,953,495.60 is: 29,930,243.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,413,974.10 : 60,620,961.15 = 19,953,495.60 : x
  2. Step 2: Convert to fraction form
    40,413,974.10/60,620,961.15 = 19,953,495.60/x
  3. Step 3: Cross multiply
    40,413,974.10x = 60,620,961.15 × 19,953,495.60
  4. Step 4: Simplify right side
    40,413,974.10x = 1,209,600,081,574,296
  5. Step 5: Solve for x
    x = 1,209,600,081,574,296/40,413,974.10
  6. Step 6: Final answer
    x = 29,930,243.40

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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.