Home / 19,686,855.29-27,178,075.20-14,382,601.52

Finding the Fourth Proportional to 19,686,855.29, 27,178,075.20 and 14,382,601.52

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Solution

The fourth proportional to 19,686,855.29, 27,178,075.20 and 14,382,601.52 is: 19,855,452.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686,855.29 : 27,178,075.20 = 14,382,601.52 : x
  2. Step 2: Convert to fraction form
    19,686,855.29/27,178,075.20 = 14,382,601.52/x
  3. Step 3: Cross multiply
    19,686,855.29x = 27,178,075.20 × 14,382,601.52
  4. Step 4: Simplify right side
    19,686,855.29x = 390,891,425,546,303.94
  5. Step 5: Solve for x
    x = 390,891,425,546,303.94/19,686,855.29
  6. Step 6: Final answer
    x = 19,855,452.78

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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.