Home / 20,519,250.60-30,771,618.30-7,052,946.60

Finding the Fourth Proportional to 20,519,250.60, 30,771,618.30 and 7,052,946.60

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Solution

The fourth proportional to 20,519,250.60, 30,771,618.30 and 7,052,946.60 is: 10,576,925.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,519,250.60 : 30,771,618.30 = 7,052,946.60 : x
  2. Step 2: Convert to fraction form
    20,519,250.60/30,771,618.30 = 7,052,946.60/x
  3. Step 3: Cross multiply
    20,519,250.60x = 30,771,618.30 × 7,052,946.60
  4. Step 4: Simplify right side
    20,519,250.60x = 217,030,580,665,482.78
  5. Step 5: Solve for x
    x = 217,030,580,665,482.78/20,519,250.60
  6. Step 6: Final answer
    x = 10,576,925.29

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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.