Home / 20,160,996.70-30,241,495.05-6,697,824.70

Finding the Fourth Proportional to 20,160,996.70, 30,241,495.05 and 6,697,824.70

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Solution

The fourth proportional to 20,160,996.70, 30,241,495.05 and 6,697,824.70 is: 10,046,737.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160,996.70 : 30,241,495.05 = 6,697,824.70 : x
  2. Step 2: Convert to fraction form
    20,160,996.70/30,241,495.05 = 6,697,824.70/x
  3. Step 3: Cross multiply
    20,160,996.70x = 30,241,495.05 × 6,697,824.70
  4. Step 4: Simplify right side
    20,160,996.70x = 202,552,232,510,817.75
  5. Step 5: Solve for x
    x = 202,552,232,510,817.75/20,160,996.70
  6. Step 6: Final answer
    x = 10,046,737.05

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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.