Home / 18,287,638.26-27,437,555.33-12,163,762.27

Finding the Fourth Proportional to 18,287,638.26, 27,437,555.33 and 12,163,762.27

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Solution

The fourth proportional to 18,287,638.26, 27,437,555.33 and 12,163,762.27 is: 18,249,699.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,287,638.26 : 27,437,555.33 = 12,163,762.27 : x
  2. Step 2: Convert to fraction form
    18,287,638.26/27,437,555.33 = 12,163,762.27/x
  3. Step 3: Cross multiply
    18,287,638.26x = 27,437,555.33 × 12,163,762.27
  4. Step 4: Simplify right side
    18,287,638.26x = 333,743,900,197,313.06
  5. Step 5: Solve for x
    x = 333,743,900,197,313.06/18,287,638.26
  6. Step 6: Final answer
    x = 18,249,699.36

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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.