Home / 20,441,381.30-30,662,071.98-8,308,002.02

Finding the Fourth Proportional to 20,441,381.30, 30,662,071.98 and 8,308,002.02

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Solution

The fourth proportional to 20,441,381.30, 30,662,071.98 and 8,308,002.02 is: 12,462,003.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,441,381.30 : 30,662,071.98 = 8,308,002.02 : x
  2. Step 2: Convert to fraction form
    20,441,381.30/30,662,071.98 = 8,308,002.02/x
  3. Step 3: Cross multiply
    20,441,381.30x = 30,662,071.98 × 8,308,002.02
  4. Step 4: Simplify right side
    20,441,381.30x = 254,740,555,947,225.38
  5. Step 5: Solve for x
    x = 254,740,555,947,225.38/20,441,381.30
  6. Step 6: Final answer
    x = 12,462,003.04

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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.