Home / 43,003,592.74-64,509,104.82-11,879,239.03

Finding the Fourth Proportional to 43,003,592.74, 64,509,104.82 and 11,879,239.03

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Solution

The fourth proportional to 43,003,592.74, 64,509,104.82 and 11,879,239.03 is: 17,819,884.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,003,592.74 : 64,509,104.82 = 11,879,239.03 : x
  2. Step 2: Convert to fraction form
    43,003,592.74/64,509,104.82 = 11,879,239.03/x
  3. Step 3: Cross multiply
    43,003,592.74x = 64,509,104.82 × 11,879,239.03
  4. Step 4: Simplify right side
    43,003,592.74x = 766,319,075,768,105.12
  5. Step 5: Solve for x
    x = 766,319,075,768,105.12/43,003,592.74
  6. Step 6: Final answer
    x = 17,819,884.97

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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.