Home / 14,315,629.19-21,446,349.73-8,462,290.92

Finding the Fourth Proportional to 14,315,629.19, 21,446,349.73 and 8,462,290.92

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Solution

The fourth proportional to 14,315,629.19, 21,446,349.73 and 8,462,290.92 is: 12,677,420.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,315,629.19 : 21,446,349.73 = 8,462,290.92 : x
  2. Step 2: Convert to fraction form
    14,315,629.19/21,446,349.73 = 8,462,290.92/x
  3. Step 3: Cross multiply
    14,315,629.19x = 21,446,349.73 × 8,462,290.92
  4. Step 4: Simplify right side
    14,315,629.19x = 181,485,250,587,323.47
  5. Step 5: Solve for x
    x = 181,485,250,587,323.47/14,315,629.19
  6. Step 6: Final answer
    x = 12,677,420.47

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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.