Home / 43,947,654.14-65,915,064.37-12,814,945.40

Finding the Fourth Proportional to 43,947,654.14, 65,915,064.37 and 12,814,945.40

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Solution

The fourth proportional to 43,947,654.14, 65,915,064.37 and 12,814,945.40 is: 19,220,546.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,947,654.14 : 65,915,064.37 = 12,814,945.40 : x
  2. Step 2: Convert to fraction form
    43,947,654.14/65,915,064.37 = 12,814,945.40/x
  3. Step 3: Cross multiply
    43,947,654.14x = 65,915,064.37 × 12,814,945.40
  4. Step 4: Simplify right side
    43,947,654.14x = 844,697,950,939,035.38
  5. Step 5: Solve for x
    x = 844,697,950,939,035.38/43,947,654.14
  6. Step 6: Final answer
    x = 19,220,546.98

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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.