Home / 13,718,389.08-20,575,580.22-4,000,390.80

Finding the Fourth Proportional to 13,718,389.08, 20,575,580.22 and 4,000,390.80

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Solution

The fourth proportional to 13,718,389.08, 20,575,580.22 and 4,000,390.80 is: 6,000,001.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,718,389.08 : 20,575,580.22 = 4,000,390.80 : x
  2. Step 2: Convert to fraction form
    13,718,389.08/20,575,580.22 = 4,000,390.80/x
  3. Step 3: Cross multiply
    13,718,389.08x = 20,575,580.22 × 4,000,390.80
  4. Step 4: Simplify right side
    13,718,389.08x = 82,310,361,816,749.97
  5. Step 5: Solve for x
    x = 82,310,361,816,749.97/13,718,389.08
  6. Step 6: Final answer
    x = 6,000,001.99

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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.