Home / 27,579,479.34-38,062,369.79-20,598,036.33

Finding the Fourth Proportional to 27,579,479.34, 38,062,369.79 and 20,598,036.33

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Solution

The fourth proportional to 27,579,479.34, 38,062,369.79 and 20,598,036.33 is: 28,427,297.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,579,479.34 : 38,062,369.79 = 20,598,036.33 : x
  2. Step 2: Convert to fraction form
    27,579,479.34/38,062,369.79 = 20,598,036.33/x
  3. Step 3: Cross multiply
    27,579,479.34x = 38,062,369.79 × 20,598,036.33
  4. Step 4: Simplify right side
    27,579,479.34x = 784,010,075,740,314.38
  5. Step 5: Solve for x
    x = 784,010,075,740,314.38/27,579,479.34
  6. Step 6: Final answer
    x = 28,427,297.93

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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.