Home / 8,211,102.08-11,330,863.04-4,539,806.40

Finding the Fourth Proportional to 8,211,102.08, 11,330,863.04 and 4,539,806.40

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Solution

The fourth proportional to 8,211,102.08, 11,330,863.04 and 4,539,806.40 is: 6,264,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211,102.08 : 11,330,863.04 = 4,539,806.40 : x
  2. Step 2: Convert to fraction form
    8,211,102.08/11,330,863.04 = 4,539,806.40/x
  3. Step 3: Cross multiply
    8,211,102.08x = 11,330,863.04 × 4,539,806.40
  4. Step 4: Simplify right side
    8,211,102.08x = 51,439,924,546,515.45
  5. Step 5: Solve for x
    x = 51,439,924,546,515.45/8,211,102.08
  6. Step 6: Final answer
    x = 6,264,679.70

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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.