Home / 16,307,988.90-22,505,039.12-8,965,946.94

Finding the Fourth Proportional to 16,307,988.90, 22,505,039.12 and 8,965,946.94

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Solution

The fourth proportional to 16,307,988.90, 22,505,039.12 and 8,965,946.94 is: 12,373,014.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,307,988.90 : 22,505,039.12 = 8,965,946.94 : x
  2. Step 2: Convert to fraction form
    16,307,988.90/22,505,039.12 = 8,965,946.94/x
  3. Step 3: Cross multiply
    16,307,988.90x = 22,505,039.12 × 8,965,946.94
  4. Step 4: Simplify right side
    16,307,988.90x = 201,778,986,632,544.28
  5. Step 5: Solve for x
    x = 201,778,986,632,544.28/16,307,988.90
  6. Step 6: Final answer
    x = 12,373,014.72

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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.