Home / 8,920,311.31-12,309,042.36-4,946,482.60

Finding the Fourth Proportional to 8,920,311.31, 12,309,042.36 and 4,946,482.60

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Solution

The fourth proportional to 8,920,311.31, 12,309,042.36 and 4,946,482.60 is: 6,825,598.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,920,311.31 : 12,309,042.36 = 4,946,482.60 : x
  2. Step 2: Convert to fraction form
    8,920,311.31/12,309,042.36 = 4,946,482.60/x
  3. Step 3: Cross multiply
    8,920,311.31x = 12,309,042.36 × 4,946,482.60
  4. Step 4: Simplify right side
    8,920,311.31x = 60,886,463,844,179.64
  5. Step 5: Solve for x
    x = 60,886,463,844,179.64/8,920,311.31
  6. Step 6: Final answer
    x = 6,825,598.54

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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.