Home / 54,151,786.08-74,725,022.88-29,705,500.08

Finding the Fourth Proportional to 54,151,786.08, 74,725,022.88 and 29,705,500.08

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Solution

The fourth proportional to 54,151,786.08, 74,725,022.88 and 29,705,500.08 is: 40,991,153.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,151,786.08 : 74,725,022.88 = 29,705,500.08 : x
  2. Step 2: Convert to fraction form
    54,151,786.08/74,725,022.88 = 29,705,500.08/x
  3. Step 3: Cross multiply
    54,151,786.08x = 74,725,022.88 × 29,705,500.08
  4. Step 4: Simplify right side
    54,151,786.08x = 2,219,744,173,139,841.50
  5. Step 5: Solve for x
    x = 2,219,744,173,139,841.50/54,151,786.08
  6. Step 6: Final answer
    x = 40,991,153.46

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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.