Home / 54,558,389.97-75,389,064.26-38,850,143.19

Finding the Fourth Proportional to 54,558,389.97, 75,389,064.26 and 38,850,143.19

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Solution

The fourth proportional to 54,558,389.97, 75,389,064.26 and 38,850,143.19 is: 53,683,327.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,558,389.97 : 75,389,064.26 = 38,850,143.19 : x
  2. Step 2: Convert to fraction form
    54,558,389.97/75,389,064.26 = 38,850,143.19/x
  3. Step 3: Cross multiply
    54,558,389.97x = 75,389,064.26 × 38,850,143.19
  4. Step 4: Simplify right side
    54,558,389.97x = 2,928,875,941,266,860.50
  5. Step 5: Solve for x
    x = 2,928,875,941,266,860.50/54,558,389.97
  6. Step 6: Final answer
    x = 53,683,327.96

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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.