Home / 54,507,595.26-75,220,135.92-30,986,133.24

Finding the Fourth Proportional to 54,507,595.26, 75,220,135.92 and 30,986,133.24

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Solution

The fourth proportional to 54,507,595.26, 75,220,135.92 and 30,986,133.24 is: 42,760,667.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,507,595.26 : 75,220,135.92 = 30,986,133.24 : x
  2. Step 2: Convert to fraction form
    54,507,595.26/75,220,135.92 = 30,986,133.24/x
  3. Step 3: Cross multiply
    54,507,595.26x = 75,220,135.92 × 30,986,133.24
  4. Step 4: Simplify right side
    54,507,595.26x = 2,330,781,153,948,030
  5. Step 5: Solve for x
    x = 2,330,781,153,948,030/54,507,595.26
  6. Step 6: Final answer
    x = 42,760,667.44

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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.