Home / 8,778,408.06-13,166,281.65-2,389,158.30

Finding the Fourth Proportional to 8,778,408.06, 13,166,281.65 and 2,389,158.30

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Solution

The fourth proportional to 8,778,408.06, 13,166,281.65 and 2,389,158.30 is: 3,583,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778,408.06 : 13,166,281.65 = 2,389,158.30 : x
  2. Step 2: Convert to fraction form
    8,778,408.06/13,166,281.65 = 2,389,158.30/x
  3. Step 3: Cross multiply
    8,778,408.06x = 13,166,281.65 × 2,389,158.30
  4. Step 4: Simplify right side
    8,778,408.06x = 31,456,331,084,235.20
  5. Step 5: Solve for x
    x = 31,456,331,084,235.20/8,778,408.06
  6. Step 6: Final answer
    x = 3,583,375.35

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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.