Home / 12,906,193.70-19,359,824.74-3,808,291.26

Finding the Fourth Proportional to 12,906,193.70, 19,359,824.74 and 3,808,291.26

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Solution

The fourth proportional to 12,906,193.70, 19,359,824.74 and 3,808,291.26 is: 5,712,594.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,906,193.70 : 19,359,824.74 = 3,808,291.26 : x
  2. Step 2: Convert to fraction form
    12,906,193.70/19,359,824.74 = 3,808,291.26/x
  3. Step 3: Cross multiply
    12,906,193.70x = 19,359,824.74 × 3,808,291.26
  4. Step 4: Simplify right side
    12,906,193.70x = 73,727,851,352,473.77
  5. Step 5: Solve for x
    x = 73,727,851,352,473.77/12,906,193.70
  6. Step 6: Final answer
    x = 5,712,594.52

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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.