Home / 28,058,227.92-42,088,974.84-7,865,044.56

Finding the Fourth Proportional to 28,058,227.92, 42,088,974.84 and 7,865,044.56

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Solution

The fourth proportional to 28,058,227.92, 42,088,974.84 and 7,865,044.56 is: 11,798,024.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,058,227.92 : 42,088,974.84 = 7,865,044.56 : x
  2. Step 2: Convert to fraction form
    28,058,227.92/42,088,974.84 = 7,865,044.56/x
  3. Step 3: Cross multiply
    28,058,227.92x = 42,088,974.84 × 7,865,044.56
  4. Step 4: Simplify right side
    28,058,227.92x = 331,031,662,601,318.88
  5. Step 5: Solve for x
    x = 331,031,662,601,318.88/28,058,227.92
  6. Step 6: Final answer
    x = 11,798,024.58

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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.