Home / 8,081,125.30-12,122,271.15-4,879,357.30

Finding the Fourth Proportional to 8,081,125.30, 12,122,271.15 and 4,879,357.30

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Solution

The fourth proportional to 8,081,125.30, 12,122,271.15 and 4,879,357.30 is: 7,319,388.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081,125.30 : 12,122,271.15 = 4,879,357.30 : x
  2. Step 2: Convert to fraction form
    8,081,125.30/12,122,271.15 = 4,879,357.30/x
  3. Step 3: Cross multiply
    8,081,125.30x = 12,122,271.15 × 4,879,357.30
  4. Step 4: Simplify right side
    8,081,125.30x = 59,148,892,228,331.90
  5. Step 5: Solve for x
    x = 59,148,892,228,331.90/8,081,125.30
  6. Step 6: Final answer
    x = 7,319,388.08

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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.