Home / 8,319,660-12,477,911.76-4,055,539.68

Finding the Fourth Proportional to 8,319,660, 12,477,911.76 and 4,055,539.68

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Solution

The fourth proportional to 8,319,660, 12,477,911.76 and 4,055,539.68 is: 6,082,540.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,660 : 12,477,911.76 = 4,055,539.68 : x
  2. Step 2: Convert to fraction form
    8,319,660/12,477,911.76 = 4,055,539.68/x
  3. Step 3: Cross multiply
    8,319,660x = 12,477,911.76 × 4,055,539.68
  4. Step 4: Simplify right side
    8,319,660x = 50,604,666,266,218.64
  5. Step 5: Solve for x
    x = 50,604,666,266,218.64/8,319,660
  6. Step 6: Final answer
    x = 6,082,540.18

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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.