Home / 12,089,623.40-18,134,435.10-3,569,946.20

Finding the Fourth Proportional to 12,089,623.40, 18,134,435.10 and 3,569,946.20

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Solution

The fourth proportional to 12,089,623.40, 18,134,435.10 and 3,569,946.20 is: 5,354,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,089,623.40 : 18,134,435.10 = 3,569,946.20 : x
  2. Step 2: Convert to fraction form
    12,089,623.40/18,134,435.10 = 3,569,946.20/x
  3. Step 3: Cross multiply
    12,089,623.40x = 18,134,435.10 × 3,569,946.20
  4. Step 4: Simplify right side
    12,089,623.40x = 64,738,957,674,391.62
  5. Step 5: Solve for x
    x = 64,738,957,674,391.62/12,089,623.40
  6. Step 6: Final answer
    x = 5,354,919.30

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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.