Home / 21,445,822.82-29,595,097.38-12,280,237.04

Finding the Fourth Proportional to 21,445,822.82, 29,595,097.38 and 12,280,237.04

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Solution

The fourth proportional to 21,445,822.82, 29,595,097.38 and 12,280,237.04 is: 16,946,648.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,445,822.82 : 29,595,097.38 = 12,280,237.04 : x
  2. Step 2: Convert to fraction form
    21,445,822.82/29,595,097.38 = 12,280,237.04/x
  3. Step 3: Cross multiply
    21,445,822.82x = 29,595,097.38 × 12,280,237.04
  4. Step 4: Simplify right side
    21,445,822.82x = 363,434,811,048,282.94
  5. Step 5: Solve for x
    x = 363,434,811,048,282.94/21,445,822.82
  6. Step 6: Final answer
    x = 16,946,648.03

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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.