Home / 49,606,709.48-68,435,165.64-28,971,052.28

Finding the Fourth Proportional to 49,606,709.48, 68,435,165.64 and 28,971,052.28

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Solution

The fourth proportional to 49,606,709.48, 68,435,165.64 and 28,971,052.28 is: 39,967,149.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,606,709.48 : 68,435,165.64 = 28,971,052.28 : x
  2. Step 2: Convert to fraction form
    49,606,709.48/68,435,165.64 = 28,971,052.28/x
  3. Step 3: Cross multiply
    49,606,709.48x = 68,435,165.64 × 28,971,052.28
  4. Step 4: Simplify right side
    49,606,709.48x = 1,982,638,761,546,899.75
  5. Step 5: Solve for x
    x = 1,982,638,761,546,899.75/49,606,709.48
  6. Step 6: Final answer
    x = 39,967,149.25

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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.