Home / 14,590,072.32-20,136,799.98-8,482,043.76

Finding the Fourth Proportional to 14,590,072.32, 20,136,799.98 and 8,482,043.76

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Solution

The fourth proportional to 14,590,072.32, 20,136,799.98 and 8,482,043.76 is: 11,706,673.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590,072.32 : 20,136,799.98 = 8,482,043.76 : x
  2. Step 2: Convert to fraction form
    14,590,072.32/20,136,799.98 = 8,482,043.76/x
  3. Step 3: Cross multiply
    14,590,072.32x = 20,136,799.98 × 8,482,043.76
  4. Step 4: Simplify right side
    14,590,072.32x = 170,801,218,616,727.12
  5. Step 5: Solve for x
    x = 170,801,218,616,727.12/14,590,072.32
  6. Step 6: Final answer
    x = 11,706,673.89

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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.