Home / 20,194,774.80-30,291,384.60-6,731,602.80

Finding the Fourth Proportional to 20,194,774.80, 30,291,384.60 and 6,731,602.80

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Solution

The fourth proportional to 20,194,774.80, 30,291,384.60 and 6,731,602.80 is: 10,097,145.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,774.80 : 30,291,384.60 = 6,731,602.80 : x
  2. Step 2: Convert to fraction form
    20,194,774.80/30,291,384.60 = 6,731,602.80/x
  3. Step 3: Cross multiply
    20,194,774.80x = 30,291,384.60 × 6,731,602.80
  4. Step 4: Simplify right side
    20,194,774.80x = 203,909,569,389,236.88
  5. Step 5: Solve for x
    x = 203,909,569,389,236.88/20,194,774.80
  6. Step 6: Final answer
    x = 10,097,145.00

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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.