Home / 12,603,738.72-17,393,070.80-6,880,602.72

Finding the Fourth Proportional to 12,603,738.72, 17,393,070.80 and 6,880,602.72

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Solution

The fourth proportional to 12,603,738.72, 17,393,070.80 and 6,880,602.72 is: 9,495,183.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,603,738.72 : 17,393,070.80 = 6,880,602.72 : x
  2. Step 2: Convert to fraction form
    12,603,738.72/17,393,070.80 = 6,880,602.72/x
  3. Step 3: Cross multiply
    12,603,738.72x = 17,393,070.80 × 6,880,602.72
  4. Step 4: Simplify right side
    12,603,738.72x = 119,674,810,255,632.58
  5. Step 5: Solve for x
    x = 119,674,810,255,632.58/12,603,738.72
  6. Step 6: Final answer
    x = 9,495,183.37

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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.