Home / 7,711,466.80-11,567,200.20-5,919,876.40

Finding the Fourth Proportional to 7,711,466.80, 11,567,200.20 and 5,919,876.40

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Solution

The fourth proportional to 7,711,466.80, 11,567,200.20 and 5,919,876.40 is: 8,879,814.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711,466.80 : 11,567,200.20 = 5,919,876.40 : x
  2. Step 2: Convert to fraction form
    7,711,466.80/11,567,200.20 = 5,919,876.40/x
  3. Step 3: Cross multiply
    7,711,466.80x = 11,567,200.20 × 5,919,876.40
  4. Step 4: Simplify right side
    7,711,466.80x = 68,476,395,478,055.28
  5. Step 5: Solve for x
    x = 68,476,395,478,055.28/7,711,466.80
  6. Step 6: Final answer
    x = 8,879,814.60

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1.5x scale

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.