Home / 12,295,705.42-16,968,155.51-6,713,990.68

Finding the Fourth Proportional to 12,295,705.42, 16,968,155.51 and 6,713,990.68

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Solution

The fourth proportional to 12,295,705.42, 16,968,155.51 and 6,713,990.68 is: 9,265,351.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,705.42 : 16,968,155.51 = 6,713,990.68 : x
  2. Step 2: Convert to fraction form
    12,295,705.42/16,968,155.51 = 6,713,990.68/x
  3. Step 3: Cross multiply
    12,295,705.42x = 16,968,155.51 × 6,713,990.68
  4. Step 4: Simplify right side
    12,295,705.42x = 113,924,037,874,940.30
  5. Step 5: Solve for x
    x = 113,924,037,874,940.30/12,295,705.42
  6. Step 6: Final answer
    x = 9,265,351.93

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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.