Home / 8,473,646.80-12,705,804.60-3,419,246.80

Finding the Fourth Proportional to 8,473,646.80, 12,705,804.60 and 3,419,246.80

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Solution

The fourth proportional to 8,473,646.80, 12,705,804.60 and 3,419,246.80 is: 5,126,987.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473,646.80 : 12,705,804.60 = 3,419,246.80 : x
  2. Step 2: Convert to fraction form
    8,473,646.80/12,705,804.60 = 3,419,246.80/x
  3. Step 3: Cross multiply
    8,473,646.80x = 12,705,804.60 × 3,419,246.80
  4. Step 4: Simplify right side
    8,473,646.80x = 43,444,281,719,975.27
  5. Step 5: Solve for x
    x = 43,444,281,719,975.27/8,473,646.80
  6. Step 6: Final answer
    x = 5,126,987.56

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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.