Home / 27,962,947.17-38,590,064.32-15,573,040.56

Finding the Fourth Proportional to 27,962,947.17, 38,590,064.32 and 15,573,040.56

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Solution

The fourth proportional to 27,962,947.17, 38,590,064.32 and 15,573,040.56 is: 21,491,462.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,962,947.17 : 38,590,064.32 = 15,573,040.56 : x
  2. Step 2: Convert to fraction form
    27,962,947.17/38,590,064.32 = 15,573,040.56/x
  3. Step 3: Cross multiply
    27,962,947.17x = 38,590,064.32 × 15,573,040.56
  4. Step 4: Simplify right side
    27,962,947.17x = 600,964,636,868,368.88
  5. Step 5: Solve for x
    x = 600,964,636,868,368.88/27,962,947.17
  6. Step 6: Final answer
    x = 21,491,462.73

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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.