Home / 65,082,680.82-89,791,853.81-37,185,374.43

Finding the Fourth Proportional to 65,082,680.82, 89,791,853.81 and 37,185,374.43

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Solution

The fourth proportional to 65,082,680.82, 89,791,853.81 and 37,185,374.43 is: 51,303,106.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,082,680.82 : 89,791,853.81 = 37,185,374.43 : x
  2. Step 2: Convert to fraction form
    65,082,680.82/89,791,853.81 = 37,185,374.43/x
  3. Step 3: Cross multiply
    65,082,680.82x = 89,791,853.81 × 37,185,374.43
  4. Step 4: Simplify right side
    65,082,680.82x = 3,338,943,704,502,745.50
  5. Step 5: Solve for x
    x = 3,338,943,704,502,745.50/65,082,680.82
  6. Step 6: Final answer
    x = 51,303,106.49

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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.