Home / 27,962,947.10-38,590,064.24-15,573,040.49

Finding the Fourth Proportional to 27,962,947.10, 38,590,064.24 and 15,573,040.49

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Solution

The fourth proportional to 27,962,947.10, 38,590,064.24 and 15,573,040.49 is: 21,491,462.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,962,947.10 : 38,590,064.24 = 15,573,040.49 : x
  2. Step 2: Convert to fraction form
    27,962,947.10/38,590,064.24 = 15,573,040.49/x
  3. Step 3: Cross multiply
    27,962,947.10x = 38,590,064.24 × 15,573,040.49
  4. Step 4: Simplify right side
    27,962,947.10x = 600,964,632,650,405.50
  5. Step 5: Solve for x
    x = 600,964,632,650,405.50/27,962,947.10
  6. Step 6: Final answer
    x = 21,491,462.63

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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.