Home / 8,815,276.80-13,222,915.20-5,959,929.60

Finding the Fourth Proportional to 8,815,276.80, 13,222,915.20 and 5,959,929.60

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Solution

The fourth proportional to 8,815,276.80, 13,222,915.20 and 5,959,929.60 is: 8,939,894.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,276.80 : 13,222,915.20 = 5,959,929.60 : x
  2. Step 2: Convert to fraction form
    8,815,276.80/13,222,915.20 = 5,959,929.60/x
  3. Step 3: Cross multiply
    8,815,276.80x = 13,222,915.20 × 5,959,929.60
  4. Step 4: Simplify right side
    8,815,276.80x = 78,807,643,698,769.91
  5. Step 5: Solve for x
    x = 78,807,643,698,769.91/8,815,276.80
  6. Step 6: Final answer
    x = 8,939,894.40

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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.