Home / 19,404,839.74-29,100,961.26-6,447,510.64

Finding the Fourth Proportional to 19,404,839.74, 29,100,961.26 and 6,447,510.64

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Solution

The fourth proportional to 19,404,839.74, 29,100,961.26 and 6,447,510.64 is: 9,669,173.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404,839.74 : 29,100,961.26 = 6,447,510.64 : x
  2. Step 2: Convert to fraction form
    19,404,839.74/29,100,961.26 = 6,447,510.64/x
  3. Step 3: Cross multiply
    19,404,839.74x = 29,100,961.26 × 6,447,510.64
  4. Step 4: Simplify right side
    19,404,839.74x = 187,628,757,358,077.81
  5. Step 5: Solve for x
    x = 187,628,757,358,077.81/19,404,839.74
  6. Step 6: Final answer
    x = 9,669,173.25

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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.