Home / 12,297,955-16,971,179.12-6,865,447

Finding the Fourth Proportional to 12,297,955, 16,971,179.12 and 6,865,447

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Solution

The fourth proportional to 12,297,955, 16,971,179.12 and 6,865,447 is: 9,474,317.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,297,955 : 16,971,179.12 = 6,865,447 : x
  2. Step 2: Convert to fraction form
    12,297,955/16,971,179.12 = 6,865,447/x
  3. Step 3: Cross multiply
    12,297,955x = 16,971,179.12 × 6,865,447
  4. Step 4: Simplify right side
    12,297,955x = 116,514,730,775,866.64
  5. Step 5: Solve for x
    x = 116,514,730,775,866.64/12,297,955
  6. Step 6: Final answer
    x = 9,474,317.54

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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.