Home / 11,303,290.20-15,639,615.90-9,856,003.80

Finding the Fourth Proportional to 11,303,290.20, 15,639,615.90 and 9,856,003.80

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Solution

The fourth proportional to 11,303,290.20, 15,639,615.90 and 9,856,003.80 is: 13,637,101.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,303,290.20 : 15,639,615.90 = 9,856,003.80 : x
  2. Step 2: Convert to fraction form
    11,303,290.20/15,639,615.90 = 9,856,003.80/x
  3. Step 3: Cross multiply
    11,303,290.20x = 15,639,615.90 × 9,856,003.80
  4. Step 4: Simplify right side
    11,303,290.20x = 154,144,113,740,940.44
  5. Step 5: Solve for x
    x = 154,144,113,740,940.44/11,303,290.20
  6. Step 6: Final answer
    x = 13,637,101.32

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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.