Home / 9,342,520.04-12,892,659.75-5,212,305.41

Finding the Fourth Proportional to 9,342,520.04, 12,892,659.75 and 5,212,305.41

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Solution

The fourth proportional to 9,342,520.04, 12,892,659.75 and 5,212,305.41 is: 7,192,971.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,342,520.04 : 12,892,659.75 = 5,212,305.41 : x
  2. Step 2: Convert to fraction form
    9,342,520.04/12,892,659.75 = 5,212,305.41/x
  3. Step 3: Cross multiply
    9,342,520.04x = 12,892,659.75 × 5,212,305.41
  4. Step 4: Simplify right side
    9,342,520.04x = 67,200,480,164,214.25
  5. Step 5: Solve for x
    x = 67,200,480,164,214.25/9,342,520.04
  6. Step 6: Final answer
    x = 7,192,971.48

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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.