Home / 69,507,399.50-95,920,211.54-38,572,546.94

Finding the Fourth Proportional to 69,507,399.50, 95,920,211.54 and 38,572,546.94

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Solution

The fourth proportional to 69,507,399.50, 95,920,211.54 and 38,572,546.94 is: 53,230,114.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,507,399.50 : 95,920,211.54 = 38,572,546.94 : x
  2. Step 2: Convert to fraction form
    69,507,399.50/95,920,211.54 = 38,572,546.94/x
  3. Step 3: Cross multiply
    69,507,399.50x = 95,920,211.54 × 38,572,546.94
  4. Step 4: Simplify right side
    69,507,399.50x = 3,699,886,862,168,317.50
  5. Step 5: Solve for x
    x = 3,699,886,862,168,317.50/69,507,399.50
  6. Step 6: Final answer
    x = 53,230,114.90

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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.