Home / 49,424,150.80-74,136,226.20-15,355,939.60

Finding the Fourth Proportional to 49,424,150.80, 74,136,226.20 and 15,355,939.60

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Solution

The fourth proportional to 49,424,150.80, 74,136,226.20 and 15,355,939.60 is: 23,033,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,424,150.80 : 74,136,226.20 = 15,355,939.60 : x
  2. Step 2: Convert to fraction form
    49,424,150.80/74,136,226.20 = 15,355,939.60/x
  3. Step 3: Cross multiply
    49,424,150.80x = 74,136,226.20 × 15,355,939.60
  4. Step 4: Simplify right side
    49,424,150.80x = 1,138,431,411,699,137.50
  5. Step 5: Solve for x
    x = 1,138,431,411,699,137.50/49,424,150.80
  6. Step 6: Final answer
    x = 23,033,909.40

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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.