Home / 27,938,182.63-38,554,315.44-15,548,272.77

Finding the Fourth Proportional to 27,938,182.63, 38,554,315.44 and 15,548,272.77

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Solution

The fourth proportional to 27,938,182.63, 38,554,315.44 and 15,548,272.77 is: 21,456,406.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938,182.63 : 38,554,315.44 = 15,548,272.77 : x
  2. Step 2: Convert to fraction form
    27,938,182.63/38,554,315.44 = 15,548,272.77/x
  3. Step 3: Cross multiply
    27,938,182.63x = 38,554,315.44 × 15,548,272.77
  4. Step 4: Simplify right side
    27,938,182.63x = 599,453,012,921,742.50
  5. Step 5: Solve for x
    x = 599,453,012,921,742.50/27,938,182.63
  6. Step 6: Final answer
    x = 21,456,406.84

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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.