Home / 12,308,819.80-18,446,726.02-9,579,662.73

Finding the Fourth Proportional to 12,308,819.80, 18,446,726.02 and 9,579,662.73

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Solution

The fourth proportional to 12,308,819.80, 18,446,726.02 and 9,579,662.73 is: 14,356,649.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,308,819.80 : 18,446,726.02 = 9,579,662.73 : x
  2. Step 2: Convert to fraction form
    12,308,819.80/18,446,726.02 = 9,579,662.73/x
  3. Step 3: Cross multiply
    12,308,819.80x = 18,446,726.02 × 9,579,662.73
  4. Step 4: Simplify right side
    12,308,819.80x = 176,713,413,744,315.25
  5. Step 5: Solve for x
    x = 176,713,413,744,315.25/12,308,819.80
  6. Step 6: Final answer
    x = 14,356,649.67

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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.