Home / 14,381,629.20-21,572,443.80-4,146,469.20

Finding the Fourth Proportional to 14,381,629.20, 21,572,443.80 and 4,146,469.20

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Solution

The fourth proportional to 14,381,629.20, 21,572,443.80 and 4,146,469.20 is: 6,219,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381,629.20 : 21,572,443.80 = 4,146,469.20 : x
  2. Step 2: Convert to fraction form
    14,381,629.20/21,572,443.80 = 4,146,469.20/x
  3. Step 3: Cross multiply
    14,381,629.20x = 21,572,443.80 × 4,146,469.20
  4. Step 4: Simplify right side
    14,381,629.20x = 89,449,473,785,430.97
  5. Step 5: Solve for x
    x = 89,449,473,785,430.97/14,381,629.20
  6. Step 6: Final answer
    x = 6,219,703.80

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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.