Home / 8,196,991.80-12,303,360.90-4,158,040.20

Finding the Fourth Proportional to 8,196,991.80, 12,303,360.90 and 4,158,040.20

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Solution

The fourth proportional to 8,196,991.80, 12,303,360.90 and 4,158,040.20 is: 6,241,054.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,991.80 : 12,303,360.90 = 4,158,040.20 : x
  2. Step 2: Convert to fraction form
    8,196,991.80/12,303,360.90 = 4,158,040.20/x
  3. Step 3: Cross multiply
    8,196,991.80x = 12,303,360.90 × 4,158,040.20
  4. Step 4: Simplify right side
    8,196,991.80x = 51,157,869,217,308.19
  5. Step 5: Solve for x
    x = 51,157,869,217,308.19/8,196,991.80
  6. Step 6: Final answer
    x = 6,241,054.09

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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.