Home / 13,943,899.58-19,243,048.67-7,749,207.33

Finding the Fourth Proportional to 13,943,899.58, 19,243,048.67 and 7,749,207.33

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Solution

The fourth proportional to 13,943,899.58, 19,243,048.67 and 7,749,207.33 is: 10,694,165.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,899.58 : 19,243,048.67 = 7,749,207.33 : x
  2. Step 2: Convert to fraction form
    13,943,899.58/19,243,048.67 = 7,749,207.33/x
  3. Step 3: Cross multiply
    13,943,899.58x = 19,243,048.67 × 7,749,207.33
  4. Step 4: Simplify right side
    13,943,899.58x = 149,118,373,766,364.72
  5. Step 5: Solve for x
    x = 149,118,373,766,364.72/13,943,899.58
  6. Step 6: Final answer
    x = 10,694,165.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.