Home / 16,315,131.87-22,515,032.77-8,872,864.63

Finding the Fourth Proportional to 16,315,131.87, 22,515,032.77 and 8,872,864.63

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Solution

The fourth proportional to 16,315,131.87, 22,515,032.77 and 8,872,864.63 is: 12,244,635.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,315,131.87 : 22,515,032.77 = 8,872,864.63 : x
  2. Step 2: Convert to fraction form
    16,315,131.87/22,515,032.77 = 8,872,864.63/x
  3. Step 3: Cross multiply
    16,315,131.87x = 22,515,032.77 × 8,872,864.63
  4. Step 4: Simplify right side
    16,315,131.87x = 199,772,837,829,754.16
  5. Step 5: Solve for x
    x = 199,772,837,829,754.16/16,315,131.87
  6. Step 6: Final answer
    x = 12,244,635.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.