Home / 16,313,490.18-22,513,194.05-8,971,891.58

Finding the Fourth Proportional to 16,313,490.18, 22,513,194.05 and 8,971,891.58

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Solution

The fourth proportional to 16,313,490.18, 22,513,194.05 and 8,971,891.58 is: 12,381,528.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,313,490.18 : 22,513,194.05 = 8,971,891.58 : x
  2. Step 2: Convert to fraction form
    16,313,490.18/22,513,194.05 = 8,971,891.58/x
  3. Step 3: Cross multiply
    16,313,490.18x = 22,513,194.05 × 8,971,891.58
  4. Step 4: Simplify right side
    16,313,490.18x = 201,985,936,136,101.09
  5. Step 5: Solve for x
    x = 201,985,936,136,101.09/16,313,490.18
  6. Step 6: Final answer
    x = 12,381,528.04

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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.