Home / 5,353,321.92-7,387,492.32-2,938,856.64

Finding the Fourth Proportional to 5,353,321.92, 7,387,492.32 and 2,938,856.64

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Solution

The fourth proportional to 5,353,321.92, 7,387,492.32 and 2,938,856.64 is: 4,055,571.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353,321.92 : 7,387,492.32 = 2,938,856.64 : x
  2. Step 2: Convert to fraction form
    5,353,321.92/7,387,492.32 = 2,938,856.64/x
  3. Step 3: Cross multiply
    5,353,321.92x = 7,387,492.32 × 2,938,856.64
  4. Step 4: Simplify right side
    5,353,321.92x = 21,710,780,857,581.01
  5. Step 5: Solve for x
    x = 21,710,780,857,581.01/5,353,321.92
  6. Step 6: Final answer
    x = 4,055,571.70

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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.