Home / 20,110,179.90-30,165,269.85-4,964,111.40

Finding the Fourth Proportional to 20,110,179.90, 30,165,269.85 and 4,964,111.40

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Solution

The fourth proportional to 20,110,179.90, 30,165,269.85 and 4,964,111.40 is: 7,446,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,110,179.90 : 30,165,269.85 = 4,964,111.40 : x
  2. Step 2: Convert to fraction form
    20,110,179.90/30,165,269.85 = 4,964,111.40/x
  3. Step 3: Cross multiply
    20,110,179.90x = 30,165,269.85 × 4,964,111.40
  4. Step 4: Simplify right side
    20,110,179.90x = 149,743,759,946,461.31
  5. Step 5: Solve for x
    x = 149,743,759,946,461.31/20,110,179.90
  6. Step 6: Final answer
    x = 7,446,167.10

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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.