Home / 20,042,259.90-30,063,389.85-9,964,563.90

Finding the Fourth Proportional to 20,042,259.90, 30,063,389.85 and 9,964,563.90

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Solution

The fourth proportional to 20,042,259.90, 30,063,389.85 and 9,964,563.90 is: 14,946,845.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,042,259.90 : 30,063,389.85 = 9,964,563.90 : x
  2. Step 2: Convert to fraction form
    20,042,259.90/30,063,389.85 = 9,964,563.90/x
  3. Step 3: Cross multiply
    20,042,259.90x = 30,063,389.85 × 9,964,563.90
  4. Step 4: Simplify right side
    20,042,259.90x = 299,568,569,210,936.44
  5. Step 5: Solve for x
    x = 299,568,569,210,936.44/20,042,259.90
  6. Step 6: Final answer
    x = 14,946,845.85

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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.