Home / 51,954,005.16-71,697,164.85-28,751,291.10

Finding the Fourth Proportional to 51,954,005.16, 71,697,164.85 and 28,751,291.10

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Solution

The fourth proportional to 51,954,005.16, 71,697,164.85 and 28,751,291.10 is: 39,677,134.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,954,005.16 : 71,697,164.85 = 28,751,291.10 : x
  2. Step 2: Convert to fraction form
    51,954,005.16/71,697,164.85 = 28,751,291.10/x
  3. Step 3: Cross multiply
    51,954,005.16x = 71,697,164.85 × 28,751,291.10
  4. Step 4: Simplify right side
    51,954,005.16x = 2,061,386,057,647,037.75
  5. Step 5: Solve for x
    x = 2,061,386,057,647,037.75/51,954,005.16
  6. Step 6: Final answer
    x = 39,677,134.64

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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.