Home / 9,427,872.36-13,009,494.48-5,297,247.20

Finding the Fourth Proportional to 9,427,872.36, 13,009,494.48 and 5,297,247.20

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Solution

The fourth proportional to 9,427,872.36, 13,009,494.48 and 5,297,247.20 is: 7,309,656.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,427,872.36 : 13,009,494.48 = 5,297,247.20 : x
  2. Step 2: Convert to fraction form
    9,427,872.36/13,009,494.48 = 5,297,247.20/x
  3. Step 3: Cross multiply
    9,427,872.36x = 13,009,494.48 × 5,297,247.20
  4. Step 4: Simplify right side
    9,427,872.36x = 68,914,508,207,595.46
  5. Step 5: Solve for x
    x = 68,914,508,207,595.46/9,427,872.36
  6. Step 6: Final answer
    x = 7,309,656.47

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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.