Home / 6,158,005.20-9,212,124.60-5,325,800.40

Finding the Fourth Proportional to 6,158,005.20, 9,212,124.60 and 5,325,800.40

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Solution

The fourth proportional to 6,158,005.20, 9,212,124.60 and 5,325,800.40 is: 7,967,180.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,158,005.20 : 9,212,124.60 = 5,325,800.40 : x
  2. Step 2: Convert to fraction form
    6,158,005.20/9,212,124.60 = 5,325,800.40/x
  3. Step 3: Cross multiply
    6,158,005.20x = 9,212,124.60 × 5,325,800.40
  4. Step 4: Simplify right side
    6,158,005.20x = 49,061,936,879,529.84
  5. Step 5: Solve for x
    x = 49,061,936,879,529.84/6,158,005.20
  6. Step 6: Final answer
    x = 7,967,180.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.