Home / 12,137,485.30-16,750,058.45-7,245,546.66

Finding the Fourth Proportional to 12,137,485.30, 16,750,058.45 and 7,245,546.66

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Solution

The fourth proportional to 12,137,485.30, 16,750,058.45 and 7,245,546.66 is: 9,999,050.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,137,485.30 : 16,750,058.45 = 7,245,546.66 : x
  2. Step 2: Convert to fraction form
    12,137,485.30/16,750,058.45 = 7,245,546.66/x
  3. Step 3: Cross multiply
    12,137,485.30x = 16,750,058.45 × 7,245,546.66
  4. Step 4: Simplify right side
    12,137,485.30x = 121,363,330,020,974.55
  5. Step 5: Solve for x
    x = 121,363,330,020,974.55/12,137,485.30
  6. Step 6: Final answer
    x = 9,999,050.63

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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.