Home / 20,646,491.29-30,967,731.73-6,269,683.64

Finding the Fourth Proportional to 20,646,491.29, 30,967,731.73 and 6,269,683.64

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Solution

The fourth proportional to 20,646,491.29, 30,967,731.73 and 6,269,683.64 is: 9,403,916.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,646,491.29 : 30,967,731.73 = 6,269,683.64 : x
  2. Step 2: Convert to fraction form
    20,646,491.29/30,967,731.73 = 6,269,683.64/x
  3. Step 3: Cross multiply
    20,646,491.29x = 30,967,731.73 × 6,269,683.64
  4. Step 4: Simplify right side
    20,646,491.29x = 194,157,880,813,221.38
  5. Step 5: Solve for x
    x = 194,157,880,813,221.38/20,646,491.29
  6. Step 6: Final answer
    x = 9,403,916.54

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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.