Home / 7,617,055.22-11,427,428.79-4,380,664.28

Finding the Fourth Proportional to 7,617,055.22, 11,427,428.79 and 4,380,664.28

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Solution

The fourth proportional to 7,617,055.22, 11,427,428.79 and 4,380,664.28 is: 6,572,058.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617,055.22 : 11,427,428.79 = 4,380,664.28 : x
  2. Step 2: Convert to fraction form
    7,617,055.22/11,427,428.79 = 4,380,664.28/x
  3. Step 3: Cross multiply
    7,617,055.22x = 11,427,428.79 × 4,380,664.28
  4. Step 4: Simplify right side
    7,617,055.22x = 50,059,729,067,782.29
  5. Step 5: Solve for x
    x = 50,059,729,067,782.29/7,617,055.22
  6. Step 6: Final answer
    x = 6,572,058.05

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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.