Home / 12,168,971.60-16,794,113.44-6,942,094.80

Finding the Fourth Proportional to 12,168,971.60, 16,794,113.44 and 6,942,094.80

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Solution

The fourth proportional to 12,168,971.60, 16,794,113.44 and 6,942,094.80 is: 9,580,622.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,168,971.60 : 16,794,113.44 = 6,942,094.80 : x
  2. Step 2: Convert to fraction form
    12,168,971.60/16,794,113.44 = 6,942,094.80/x
  3. Step 3: Cross multiply
    12,168,971.60x = 16,794,113.44 × 6,942,094.80
  4. Step 4: Simplify right side
    12,168,971.60x = 116,586,327,582,434.12
  5. Step 5: Solve for x
    x = 116,586,327,582,434.12/12,168,971.60
  6. Step 6: Final answer
    x = 9,580,622.87

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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.