Home / 12,962,635.26-19,443,959.36-3,377,989.50

Finding the Fourth Proportional to 12,962,635.26, 19,443,959.36 and 3,377,989.50

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Solution

The fourth proportional to 12,962,635.26, 19,443,959.36 and 3,377,989.50 is: 5,066,985.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,962,635.26 : 19,443,959.36 = 3,377,989.50 : x
  2. Step 2: Convert to fraction form
    12,962,635.26/19,443,959.36 = 3,377,989.50/x
  3. Step 3: Cross multiply
    12,962,635.26x = 19,443,959.36 × 3,377,989.50
  4. Step 4: Simplify right side
    12,962,635.26x = 65,681,490,556,506.72
  5. Step 5: Solve for x
    x = 65,681,490,556,506.72/12,962,635.26
  6. Step 6: Final answer
    x = 5,066,985.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.