Home / 49,606,704.47-68,435,158.74-28,971,047.27

Finding the Fourth Proportional to 49,606,704.47, 68,435,158.74 and 28,971,047.27

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Solution

The fourth proportional to 49,606,704.47, 68,435,158.74 and 28,971,047.27 is: 39,967,142.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,606,704.47 : 68,435,158.74 = 28,971,047.27 : x
  2. Step 2: Convert to fraction form
    49,606,704.47/68,435,158.74 = 28,971,047.27/x
  3. Step 3: Cross multiply
    49,606,704.47x = 68,435,158.74 × 28,971,047.27
  4. Step 4: Simplify right side
    49,606,704.47x = 1,982,638,218,444,317.75
  5. Step 5: Solve for x
    x = 1,982,638,218,444,317.75/49,606,704.47
  6. Step 6: Final answer
    x = 39,967,142.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.