Home / 4,670,016.60-7,005,024.90-2,990,400.60

Finding the Fourth Proportional to 4,670,016.60, 7,005,024.90 and 2,990,400.60

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Solution

The fourth proportional to 4,670,016.60, 7,005,024.90 and 2,990,400.60 is: 4,485,600.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670,016.60 : 7,005,024.90 = 2,990,400.60 : x
  2. Step 2: Convert to fraction form
    4,670,016.60/7,005,024.90 = 2,990,400.60/x
  3. Step 3: Cross multiply
    4,670,016.60x = 7,005,024.90 × 2,990,400.60
  4. Step 4: Simplify right side
    4,670,016.60x = 20,947,830,663,974.94
  5. Step 5: Solve for x
    x = 20,947,830,663,974.94/4,670,016.60
  6. Step 6: Final answer
    x = 4,485,600.90

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Similar ratio
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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.