Home / 30,853,061.96-46,294,757.73-12,408,270.66

Finding the Fourth Proportional to 30,853,061.96, 46,294,757.73 and 12,408,270.66

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Solution

The fourth proportional to 30,853,061.96, 46,294,757.73 and 12,408,270.66 is: 18,618,504.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,853,061.96 : 46,294,757.73 = 12,408,270.66 : x
  2. Step 2: Convert to fraction form
    30,853,061.96/46,294,757.73 = 12,408,270.66/x
  3. Step 3: Cross multiply
    30,853,061.96x = 46,294,757.73 × 12,408,270.66
  4. Step 4: Simplify right side
    30,853,061.96x = 574,437,884,052,967.12
  5. Step 5: Solve for x
    x = 574,437,884,052,967.12/30,853,061.96
  6. Step 6: Final answer
    x = 18,618,504.86

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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.