Home / 28,058,344.20-42,078,768.30-11,024,238.60

Finding the Fourth Proportional to 28,058,344.20, 42,078,768.30 and 11,024,238.60

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Solution

The fourth proportional to 28,058,344.20, 42,078,768.30 and 11,024,238.60 is: 16,532,920.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,058,344.20 : 42,078,768.30 = 11,024,238.60 : x
  2. Step 2: Convert to fraction form
    28,058,344.20/42,078,768.30 = 11,024,238.60/x
  3. Step 3: Cross multiply
    28,058,344.20x = 42,078,768.30 × 11,024,238.60
  4. Step 4: Simplify right side
    28,058,344.20x = 463,886,381,733,316.31
  5. Step 5: Solve for x
    x = 463,886,381,733,316.31/28,058,344.20
  6. Step 6: Final answer
    x = 16,532,920.77

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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.