Home / 8,645,064.48-12,956,004.48-6,728,290.08

Finding the Fourth Proportional to 8,645,064.48, 12,956,004.48 and 6,728,290.08

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Solution

The fourth proportional to 8,645,064.48, 12,956,004.48 and 6,728,290.08 is: 10,083,413.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,645,064.48 : 12,956,004.48 = 6,728,290.08 : x
  2. Step 2: Convert to fraction form
    8,645,064.48/12,956,004.48 = 6,728,290.08/x
  3. Step 3: Cross multiply
    8,645,064.48x = 12,956,004.48 × 6,728,290.08
  4. Step 4: Simplify right side
    8,645,064.48x = 87,171,756,419,219.56
  5. Step 5: Solve for x
    x = 87,171,756,419,219.56/8,645,064.48
  6. Step 6: Final answer
    x = 10,083,413.10

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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.