Home / 14,257,709.82-21,378,023.61-4,538,124.18

Finding the Fourth Proportional to 14,257,709.82, 21,378,023.61 and 4,538,124.18

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Solution

The fourth proportional to 14,257,709.82, 21,378,023.61 and 4,538,124.18 is: 6,804,467.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257,709.82 : 21,378,023.61 = 4,538,124.18 : x
  2. Step 2: Convert to fraction form
    14,257,709.82/21,378,023.61 = 4,538,124.18/x
  3. Step 3: Cross multiply
    14,257,709.82x = 21,378,023.61 × 4,538,124.18
  4. Step 4: Simplify right side
    14,257,709.82x = 97,016,125,865,151.88
  5. Step 5: Solve for x
    x = 97,016,125,865,151.88/14,257,709.82
  6. Step 6: Final answer
    x = 6,804,467.69

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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.