Home / 5,225,314.40-7,211,720.88-3,189,307.04

Finding the Fourth Proportional to 5,225,314.40, 7,211,720.88 and 3,189,307.04

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Solution

The fourth proportional to 5,225,314.40, 7,211,720.88 and 3,189,307.04 is: 4,401,724.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225,314.40 : 7,211,720.88 = 3,189,307.04 : x
  2. Step 2: Convert to fraction form
    5,225,314.40/7,211,720.88 = 3,189,307.04/x
  3. Step 3: Cross multiply
    5,225,314.40x = 7,211,720.88 × 3,189,307.04
  4. Step 4: Simplify right side
    5,225,314.40x = 23,000,392,173,099.00
  5. Step 5: Solve for x
    x = 23,000,392,173,099.00/5,225,314.40
  6. Step 6: Final answer
    x = 4,401,724.07

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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.