Home / 11,811,622.47-16,300,035.60-6,379,114.47

Finding the Fourth Proportional to 11,811,622.47, 16,300,035.60 and 6,379,114.47

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Solution

The fourth proportional to 11,811,622.47, 16,300,035.60 and 6,379,114.47 is: 8,803,176.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,811,622.47 : 16,300,035.60 = 6,379,114.47 : x
  2. Step 2: Convert to fraction form
    11,811,622.47/16,300,035.60 = 6,379,114.47/x
  3. Step 3: Cross multiply
    11,811,622.47x = 16,300,035.60 × 6,379,114.47
  4. Step 4: Simplify right side
    11,811,622.47x = 103,979,792,957,475.12
  5. Step 5: Solve for x
    x = 103,979,792,957,475.12/11,811,622.47
  6. Step 6: Final answer
    x = 8,803,176.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.