Home / 13,405,964.41-20,105,954.06-6,216,564.13

Finding the Fourth Proportional to 13,405,964.41, 20,105,954.06 and 6,216,564.13

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Solution

The fourth proportional to 13,405,964.41, 20,105,954.06 and 6,216,564.13 is: 9,323,458.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,405,964.41 : 20,105,954.06 = 6,216,564.13 : x
  2. Step 2: Convert to fraction form
    13,405,964.41/20,105,954.06 = 6,216,564.13/x
  3. Step 3: Cross multiply
    13,405,964.41x = 20,105,954.06 × 6,216,564.13
  4. Step 4: Simplify right side
    13,405,964.41x = 124,989,952,808,823.86
  5. Step 5: Solve for x
    x = 124,989,952,808,823.86/13,405,964.41
  6. Step 6: Final answer
    x = 9,323,458.50

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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.