Home / 43,513,927.25-65,248,429.14-12,804,515.69

Finding the Fourth Proportional to 43,513,927.25, 65,248,429.14 and 12,804,515.69

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Solution

The fourth proportional to 43,513,927.25, 65,248,429.14 and 12,804,515.69 is: 19,200,163.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,513,927.25 : 65,248,429.14 = 12,804,515.69 : x
  2. Step 2: Convert to fraction form
    43,513,927.25/65,248,429.14 = 12,804,515.69/x
  3. Step 3: Cross multiply
    43,513,927.25x = 65,248,429.14 × 12,804,515.69
  4. Step 4: Simplify right side
    43,513,927.25x = 835,474,534,344,741.12
  5. Step 5: Solve for x
    x = 835,474,534,344,741.12/43,513,927.25
  6. Step 6: Final answer
    x = 19,200,163.88

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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.