Home / 18,537,389.65-27,786,619.91-6,237,082.94

Finding the Fourth Proportional to 18,537,389.65, 27,786,619.91 and 6,237,082.94

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Solution

The fourth proportional to 18,537,389.65, 27,786,619.91 and 6,237,082.94 is: 9,349,075.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537,389.65 : 27,786,619.91 = 6,237,082.94 : x
  2. Step 2: Convert to fraction form
    18,537,389.65/27,786,619.91 = 6,237,082.94/x
  3. Step 3: Cross multiply
    18,537,389.65x = 27,786,619.91 × 6,237,082.94
  4. Step 4: Simplify right side
    18,537,389.65x = 173,307,452,907,894.69
  5. Step 5: Solve for x
    x = 173,307,452,907,894.69/18,537,389.65
  6. Step 6: Final answer
    x = 9,349,075.36

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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.