Home / 15,603,967.80-23,374,458.90-8,864,508.60

Finding the Fourth Proportional to 15,603,967.80, 23,374,458.90 and 8,864,508.60

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Solution

The fourth proportional to 15,603,967.80, 23,374,458.90 and 8,864,508.60 is: 13,278,872.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603,967.80 : 23,374,458.90 = 8,864,508.60 : x
  2. Step 2: Convert to fraction form
    15,603,967.80/23,374,458.90 = 8,864,508.60/x
  3. Step 3: Cross multiply
    15,603,967.80x = 23,374,458.90 × 8,864,508.60
  4. Step 4: Simplify right side
    15,603,967.80x = 207,203,091,939,396.53
  5. Step 5: Solve for x
    x = 207,203,091,939,396.53/15,603,967.80
  6. Step 6: Final answer
    x = 13,278,872.05

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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.