Home / 12,043,376.56-16,620,106.62-6,816,384.64

Finding the Fourth Proportional to 12,043,376.56, 16,620,106.62 and 6,816,384.64

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Solution

The fourth proportional to 12,043,376.56, 16,620,106.62 and 6,816,384.64 is: 9,406,750.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,376.56 : 16,620,106.62 = 6,816,384.64 : x
  2. Step 2: Convert to fraction form
    12,043,376.56/16,620,106.62 = 6,816,384.64/x
  3. Step 3: Cross multiply
    12,043,376.56x = 16,620,106.62 × 6,816,384.64
  4. Step 4: Simplify right side
    12,043,376.56x = 113,289,039,479,730.31
  5. Step 5: Solve for x
    x = 113,289,039,479,730.31/12,043,376.56
  6. Step 6: Final answer
    x = 9,406,750.58

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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.