Home / 9,189,175.15-12,677,650.59-9,175,003.39

Finding the Fourth Proportional to 9,189,175.15, 12,677,650.59 and 9,175,003.39

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Solution

The fourth proportional to 9,189,175.15, 12,677,650.59 and 9,175,003.39 is: 12,658,098.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189,175.15 : 12,677,650.59 = 9,175,003.39 : x
  2. Step 2: Convert to fraction form
    9,189,175.15/12,677,650.59 = 9,175,003.39/x
  3. Step 3: Cross multiply
    9,189,175.15x = 12,677,650.59 × 9,175,003.39
  4. Step 4: Simplify right side
    9,189,175.15x = 116,317,487,140,485.50
  5. Step 5: Solve for x
    x = 116,317,487,140,485.50/9,189,175.15
  6. Step 6: Final answer
    x = 12,658,098.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.