Home / 12,672,573.20-17,488,494.87-7,166,771.41

Finding the Fourth Proportional to 12,672,573.20, 17,488,494.87 and 7,166,771.41

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Solution

The fourth proportional to 12,672,573.20, 17,488,494.87 and 7,166,771.41 is: 9,890,339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,672,573.20 : 17,488,494.87 = 7,166,771.41 : x
  2. Step 2: Convert to fraction form
    12,672,573.20/17,488,494.87 = 7,166,771.41/x
  3. Step 3: Cross multiply
    12,672,573.20x = 17,488,494.87 × 7,166,771.41
  4. Step 4: Simplify right side
    12,672,573.20x = 125,336,045,038,247.67
  5. Step 5: Solve for x
    x = 125,336,045,038,247.67/12,672,573.20
  6. Step 6: Final answer
    x = 9,890,339.01

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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.