Home / 7,877,880.22-11,806,880.34-4,225,552.02

Finding the Fourth Proportional to 7,877,880.22, 11,806,880.34 and 4,225,552.02

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Solution

The fourth proportional to 7,877,880.22, 11,806,880.34 and 4,225,552.02 is: 6,332,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,877,880.22 : 11,806,880.34 = 4,225,552.02 : x
  2. Step 2: Convert to fraction form
    7,877,880.22/11,806,880.34 = 4,225,552.02/x
  3. Step 3: Cross multiply
    7,877,880.22x = 11,806,880.34 × 4,225,552.02
  4. Step 4: Simplify right side
    7,877,880.22x = 49,890,587,070,585.28
  5. Step 5: Solve for x
    x = 49,890,587,070,585.28/7,877,880.22
  6. Step 6: Final answer
    x = 6,332,996.40

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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.