Home / 12,509,340.65-18,776,144.73-6,036,971.22

Finding the Fourth Proportional to 12,509,340.65, 18,776,144.73 and 6,036,971.22

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Solution

The fourth proportional to 12,509,340.65, 18,776,144.73 and 6,036,971.22 is: 9,061,312.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,509,340.65 : 18,776,144.73 = 6,036,971.22 : x
  2. Step 2: Convert to fraction form
    12,509,340.65/18,776,144.73 = 6,036,971.22/x
  3. Step 3: Cross multiply
    12,509,340.65x = 18,776,144.73 × 6,036,971.22
  4. Step 4: Simplify right side
    12,509,340.65x = 113,351,045,389,628.09
  5. Step 5: Solve for x
    x = 113,351,045,389,628.09/12,509,340.65
  6. Step 6: Final answer
    x = 9,061,312.54

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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.