Home / 13,943,937.30-19,243,100.80-7,749,245.14

Finding the Fourth Proportional to 13,943,937.30, 19,243,100.80 and 7,749,245.14

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Solution

The fourth proportional to 13,943,937.30, 19,243,100.80 and 7,749,245.14 is: 10,694,218.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,937.30 : 19,243,100.80 = 7,749,245.14 : x
  2. Step 2: Convert to fraction form
    13,943,937.30/19,243,100.80 = 7,749,245.14/x
  3. Step 3: Cross multiply
    13,943,937.30x = 19,243,100.80 × 7,749,245.14
  4. Step 4: Simplify right side
    13,943,937.30x = 149,119,505,352,930.12
  5. Step 5: Solve for x
    x = 149,119,505,352,930.12/13,943,937.30
  6. Step 6: Final answer
    x = 10,694,218.01

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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.