Home / 14,315,628.19-21,446,348.23-8,462,289.92

Finding the Fourth Proportional to 14,315,628.19, 21,446,348.23 and 8,462,289.92

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Solution

The fourth proportional to 14,315,628.19, 21,446,348.23 and 8,462,289.92 is: 12,677,418.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,315,628.19 : 21,446,348.23 = 8,462,289.92 : x
  2. Step 2: Convert to fraction form
    14,315,628.19/21,446,348.23 = 8,462,289.92/x
  3. Step 3: Cross multiply
    14,315,628.19x = 21,446,348.23 × 8,462,289.92
  4. Step 4: Simplify right side
    14,315,628.19x = 181,485,216,447,538.84
  5. Step 5: Solve for x
    x = 181,485,216,447,538.84/14,315,628.19
  6. Step 6: Final answer
    x = 12,677,418.97

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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.