Home / 43,462,616.70-65,193,925.05-13,166,543.10

Finding the Fourth Proportional to 43,462,616.70, 65,193,925.05 and 13,166,543.10

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Solution

The fourth proportional to 43,462,616.70, 65,193,925.05 and 13,166,543.10 is: 19,749,814.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,462,616.70 : 65,193,925.05 = 13,166,543.10 : x
  2. Step 2: Convert to fraction form
    43,462,616.70/65,193,925.05 = 13,166,543.10/x
  3. Step 3: Cross multiply
    43,462,616.70x = 65,193,925.05 × 13,166,543.10
  4. Step 4: Simplify right side
    43,462,616.70x = 858,378,624,028,994.62
  5. Step 5: Solve for x
    x = 858,378,624,028,994.62/43,462,616.70
  6. Step 6: Final answer
    x = 19,749,814.65

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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.