Home / 8,272,636.72-12,409,110.52-2,592,735.28

Finding the Fourth Proportional to 8,272,636.72, 12,409,110.52 and 2,592,735.28

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Solution

The fourth proportional to 8,272,636.72, 12,409,110.52 and 2,592,735.28 is: 3,889,151.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,636.72 : 12,409,110.52 = 2,592,735.28 : x
  2. Step 2: Convert to fraction form
    8,272,636.72/12,409,110.52 = 2,592,735.28/x
  3. Step 3: Cross multiply
    8,272,636.72x = 12,409,110.52 × 2,592,735.28
  4. Step 4: Simplify right side
    8,272,636.72x = 32,173,538,638,623.14
  5. Step 5: Solve for x
    x = 32,173,538,638,623.14/8,272,636.72
  6. Step 6: Final answer
    x = 3,889,151.64

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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.