Home / 52,242,768.54-78,193,631.96-38,406,064.54

Finding the Fourth Proportional to 52,242,768.54, 78,193,631.96 and 38,406,064.54

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Solution

The fourth proportional to 52,242,768.54, 78,193,631.96 and 38,406,064.54 is: 57,483,739.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,242,768.54 : 78,193,631.96 = 38,406,064.54 : x
  2. Step 2: Convert to fraction form
    52,242,768.54/78,193,631.96 = 38,406,064.54/x
  3. Step 3: Cross multiply
    52,242,768.54x = 78,193,631.96 × 38,406,064.54
  4. Step 4: Simplify right side
    52,242,768.54x = 3,003,109,675,672,766.50
  5. Step 5: Solve for x
    x = 3,003,109,675,672,766.50/52,242,768.54
  6. Step 6: Final answer
    x = 57,483,739.08

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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.