Home / 43,455,667.70-65,183,501.55-13,163,530.70

Finding the Fourth Proportional to 43,455,667.70, 65,183,501.55 and 13,163,530.70

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Solution

The fourth proportional to 43,455,667.70, 65,183,501.55 and 13,163,530.70 is: 19,745,296.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,455,667.70 : 65,183,501.55 = 13,163,530.70 : x
  2. Step 2: Convert to fraction form
    43,455,667.70/65,183,501.55 = 13,163,530.70/x
  3. Step 3: Cross multiply
    43,455,667.70x = 65,183,501.55 × 13,163,530.70
  4. Step 4: Simplify right side
    43,455,667.70x = 858,045,023,786,922.50
  5. Step 5: Solve for x
    x = 858,045,023,786,922.50/43,455,667.70
  6. Step 6: Final answer
    x = 19,745,296.05

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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.