Home / 11,617,064.28-17,427,812.58-4,427,996.76

Finding the Fourth Proportional to 11,617,064.28, 17,427,812.58 and 4,427,996.76

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Solution

The fourth proportional to 11,617,064.28, 17,427,812.58 and 4,427,996.76 is: 6,642,839.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,617,064.28 : 17,427,812.58 = 4,427,996.76 : x
  2. Step 2: Convert to fraction form
    11,617,064.28/17,427,812.58 = 4,427,996.76/x
  3. Step 3: Cross multiply
    11,617,064.28x = 17,427,812.58 × 4,427,996.76
  4. Step 4: Simplify right side
    11,617,064.28x = 77,170,297,638,127.23
  5. Step 5: Solve for x
    x = 77,170,297,638,127.23/11,617,064.28
  6. Step 6: Final answer
    x = 6,642,839.86

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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.