Home / 8,065,271.80-12,097,907.70-7,267,454.20

Finding the Fourth Proportional to 8,065,271.80, 12,097,907.70 and 7,267,454.20

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Solution

The fourth proportional to 8,065,271.80, 12,097,907.70 and 7,267,454.20 is: 10,901,181.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065,271.80 : 12,097,907.70 = 7,267,454.20 : x
  2. Step 2: Convert to fraction form
    8,065,271.80/12,097,907.70 = 7,267,454.20/x
  3. Step 3: Cross multiply
    8,065,271.80x = 12,097,907.70 × 7,267,454.20
  4. Step 4: Simplify right side
    8,065,271.80x = 87,920,990,125,577.34
  5. Step 5: Solve for x
    x = 87,920,990,125,577.34/8,065,271.80
  6. Step 6: Final answer
    x = 10,901,181.30

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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.