Home / 12,483,039.60-18,724,559.40-4,405,136.40

Finding the Fourth Proportional to 12,483,039.60, 18,724,559.40 and 4,405,136.40

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Solution

The fourth proportional to 12,483,039.60, 18,724,559.40 and 4,405,136.40 is: 6,607,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,039.60 : 18,724,559.40 = 4,405,136.40 : x
  2. Step 2: Convert to fraction form
    12,483,039.60/18,724,559.40 = 4,405,136.40/x
  3. Step 3: Cross multiply
    12,483,039.60x = 18,724,559.40 × 4,405,136.40
  4. Step 4: Simplify right side
    12,483,039.60x = 82,484,238,186,902.16
  5. Step 5: Solve for x
    x = 82,484,238,186,902.16/12,483,039.60
  6. Step 6: Final answer
    x = 6,607,704.60

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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.