Home / 19,075,619.56-28,626,034.14-8,981,127.40

Finding the Fourth Proportional to 19,075,619.56, 28,626,034.14 and 8,981,127.40

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Solution

The fourth proportional to 19,075,619.56, 28,626,034.14 and 8,981,127.40 is: 13,477,625.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,075,619.56 : 28,626,034.14 = 8,981,127.40 : x
  2. Step 2: Convert to fraction form
    19,075,619.56/28,626,034.14 = 8,981,127.40/x
  3. Step 3: Cross multiply
    19,075,619.56x = 28,626,034.14 × 8,981,127.40
  4. Step 4: Simplify right side
    19,075,619.56x = 257,094,059,568,089.44
  5. Step 5: Solve for x
    x = 257,094,059,568,089.44/19,075,619.56
  6. Step 6: Final answer
    x = 13,477,625.66

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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.