Home / 27,638,433.74-38,141,171.22-15,248,526.54

Finding the Fourth Proportional to 27,638,433.74, 38,141,171.22 and 15,248,526.54

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Solution

The fourth proportional to 27,638,433.74, 38,141,171.22 and 15,248,526.54 is: 21,043,039.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,638,433.74 : 38,141,171.22 = 15,248,526.54 : x
  2. Step 2: Convert to fraction form
    27,638,433.74/38,141,171.22 = 15,248,526.54/x
  3. Step 3: Cross multiply
    27,638,433.74x = 38,141,171.22 × 15,248,526.54
  4. Step 4: Simplify right side
    27,638,433.74x = 581,596,661,614,854.12
  5. Step 5: Solve for x
    x = 581,596,661,614,854.12/27,638,433.74
  6. Step 6: Final answer
    x = 21,043,039.81

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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.