Home / 53,180,891.70-73,395,271.71-31,172,882.28

Finding the Fourth Proportional to 53,180,891.70, 73,395,271.71 and 31,172,882.28

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Solution

The fourth proportional to 53,180,891.70, 73,395,271.71 and 31,172,882.28 is: 43,021,884.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,180,891.70 : 73,395,271.71 = 31,172,882.28 : x
  2. Step 2: Convert to fraction form
    53,180,891.70/73,395,271.71 = 31,172,882.28/x
  3. Step 3: Cross multiply
    53,180,891.70x = 73,395,271.71 × 31,172,882.28
  4. Step 4: Simplify right side
    53,180,891.70x = 2,287,942,164,924,444
  5. Step 5: Solve for x
    x = 2,287,942,164,924,444/53,180,891.70
  6. Step 6: Final answer
    x = 43,021,884.21

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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.