Home / 54,561,743.10-75,283,965.47-31,352,386.03

Finding the Fourth Proportional to 54,561,743.10, 75,283,965.47 and 31,352,386.03

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Solution

The fourth proportional to 54,561,743.10, 75,283,965.47 and 31,352,386.03 is: 43,259,833.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,561,743.10 : 75,283,965.47 = 31,352,386.03 : x
  2. Step 2: Convert to fraction form
    54,561,743.10/75,283,965.47 = 31,352,386.03/x
  3. Step 3: Cross multiply
    54,561,743.10x = 75,283,965.47 × 31,352,386.03
  4. Step 4: Simplify right side
    54,561,743.10x = 2,360,331,947,174,801.50
  5. Step 5: Solve for x
    x = 2,360,331,947,174,801.50/54,561,743.10
  6. Step 6: Final answer
    x = 43,259,833.96

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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.