Home / 54,609,037.92-81,937,455.12-25,875,681.12

Finding the Fourth Proportional to 54,609,037.92, 81,937,455.12 and 25,875,681.12

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Solution

The fourth proportional to 54,609,037.92, 81,937,455.12 and 25,875,681.12 is: 38,824,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,609,037.92 : 81,937,455.12 = 25,875,681.12 : x
  2. Step 2: Convert to fraction form
    54,609,037.92/81,937,455.12 = 25,875,681.12/x
  3. Step 3: Cross multiply
    54,609,037.92x = 81,937,455.12 × 25,875,681.12
  4. Step 4: Simplify right side
    54,609,037.92x = 2,120,187,460,469,431.50
  5. Step 5: Solve for x
    x = 2,120,187,460,469,431.50/54,609,037.92
  6. Step 6: Final answer
    x = 38,824,845.51

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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.