Home / 12,089,122.20-18,133,683.30-10,671,946.20

Finding the Fourth Proportional to 12,089,122.20, 18,133,683.30 and 10,671,946.20

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Solution

The fourth proportional to 12,089,122.20, 18,133,683.30 and 10,671,946.20 is: 16,007,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,089,122.20 : 18,133,683.30 = 10,671,946.20 : x
  2. Step 2: Convert to fraction form
    12,089,122.20/18,133,683.30 = 10,671,946.20/x
  3. Step 3: Cross multiply
    12,089,122.20x = 18,133,683.30 × 10,671,946.20
  4. Step 4: Simplify right side
    12,089,122.20x = 193,521,692,585,438.47
  5. Step 5: Solve for x
    x = 193,521,692,585,438.47/12,089,122.20
  6. Step 6: Final answer
    x = 16,007,919.30

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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.