Home / 19,152,241.26-28,728,172.56-8,774,516.65

Finding the Fourth Proportional to 19,152,241.26, 28,728,172.56 and 8,774,516.65

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Solution

The fourth proportional to 19,152,241.26, 28,728,172.56 and 8,774,516.65 is: 13,161,688.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,241.26 : 28,728,172.56 = 8,774,516.65 : x
  2. Step 2: Convert to fraction form
    19,152,241.26/28,728,172.56 = 8,774,516.65/x
  3. Step 3: Cross multiply
    19,152,241.26x = 28,728,172.56 × 8,774,516.65
  4. Step 4: Simplify right side
    19,152,241.26x = 252,075,828,286,215.97
  5. Step 5: Solve for x
    x = 252,075,828,286,215.97/19,152,241.26
  6. Step 6: Final answer
    x = 13,161,688.23

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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.