Home / 9,079,173.36-12,530,008.26-5,212,440.72

Finding the Fourth Proportional to 9,079,173.36, 12,530,008.26 and 5,212,440.72

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Solution

The fourth proportional to 9,079,173.36, 12,530,008.26 and 5,212,440.72 is: 7,193,598.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079,173.36 : 12,530,008.26 = 5,212,440.72 : x
  2. Step 2: Convert to fraction form
    9,079,173.36/12,530,008.26 = 5,212,440.72/x
  3. Step 3: Cross multiply
    9,079,173.36x = 12,530,008.26 × 5,212,440.72
  4. Step 4: Simplify right side
    9,079,173.36x = 65,311,925,276,360.34
  5. Step 5: Solve for x
    x = 65,311,925,276,360.34/9,079,173.36
  6. Step 6: Final answer
    x = 7,193,598.22

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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.