Home / 10,076,586.60-15,114,879.90-3,345,000.60

Finding the Fourth Proportional to 10,076,586.60, 15,114,879.90 and 3,345,000.60

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Solution

The fourth proportional to 10,076,586.60, 15,114,879.90 and 3,345,000.60 is: 5,017,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076,586.60 : 15,114,879.90 = 3,345,000.60 : x
  2. Step 2: Convert to fraction form
    10,076,586.60/15,114,879.90 = 3,345,000.60/x
  3. Step 3: Cross multiply
    10,076,586.60x = 15,114,879.90 × 3,345,000.60
  4. Step 4: Simplify right side
    10,076,586.60x = 50,559,282,334,427.95
  5. Step 5: Solve for x
    x = 50,559,282,334,427.95/10,076,586.60
  6. Step 6: Final answer
    x = 5,017,500.90

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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.