Home / 13,055,999.04-19,587,320.64-7,669,205.28

Finding the Fourth Proportional to 13,055,999.04, 19,587,320.64 and 7,669,205.28

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Solution

The fourth proportional to 13,055,999.04, 19,587,320.64 and 7,669,205.28 is: 11,505,759.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055,999.04 : 19,587,320.64 = 7,669,205.28 : x
  2. Step 2: Convert to fraction form
    13,055,999.04/19,587,320.64 = 7,669,205.28/x
  3. Step 3: Cross multiply
    13,055,999.04x = 19,587,320.64 × 7,669,205.28
  4. Step 4: Simplify right side
    13,055,999.04x = 150,219,182,873,341
  5. Step 5: Solve for x
    x = 150,219,182,873,341/13,055,999.04
  6. Step 6: Final answer
    x = 11,505,759.34

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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.