Home / 65,181,939.70-97,847,559.15-38,270,758.90

Finding the Fourth Proportional to 65,181,939.70, 97,847,559.15 and 38,270,758.90

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Solution

The fourth proportional to 65,181,939.70, 97,847,559.15 and 38,270,758.90 is: 57,449,967.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,181,939.70 : 97,847,559.15 = 38,270,758.90 : x
  2. Step 2: Convert to fraction form
    65,181,939.70/97,847,559.15 = 38,270,758.90/x
  3. Step 3: Cross multiply
    65,181,939.70x = 97,847,559.15 × 38,270,758.90
  4. Step 4: Simplify right side
    65,181,939.70x = 3,744,700,345,183,139
  5. Step 5: Solve for x
    x = 3,744,700,345,183,139/65,181,939.70
  6. Step 6: Final answer
    x = 57,449,967.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.