Home / 54,245,530.88-74,878,476-35,916,721.28

Finding the Fourth Proportional to 54,245,530.88, 74,878,476 and 35,916,721.28

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Solution

The fourth proportional to 54,245,530.88, 74,878,476 and 35,916,721.28 is: 49,578,081.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,245,530.88 : 74,878,476 = 35,916,721.28 : x
  2. Step 2: Convert to fraction form
    54,245,530.88/74,878,476 = 35,916,721.28/x
  3. Step 3: Cross multiply
    54,245,530.88x = 74,878,476 × 35,916,721.28
  4. Step 4: Simplify right side
    54,245,530.88x = 2,689,389,352,363,169.50
  5. Step 5: Solve for x
    x = 2,689,389,352,363,169.50/54,245,530.88
  6. Step 6: Final answer
    x = 49,578,081.53

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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.