Home / 14,208,520.56-21,307,489.92-5,108,134.92

Finding the Fourth Proportional to 14,208,520.56, 21,307,489.92 and 5,108,134.92

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Solution

The fourth proportional to 14,208,520.56, 21,307,489.92 and 5,108,134.92 is: 7,660,300.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208,520.56 : 21,307,489.92 = 5,108,134.92 : x
  2. Step 2: Convert to fraction form
    14,208,520.56/21,307,489.92 = 5,108,134.92/x
  3. Step 3: Cross multiply
    14,208,520.56x = 21,307,489.92 × 5,108,134.92
  4. Step 4: Simplify right side
    14,208,520.56x = 108,841,533,317,900.02
  5. Step 5: Solve for x
    x = 108,841,533,317,900.02/14,208,520.56
  6. Step 6: Final answer
    x = 7,660,300.23

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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.