Home / 21,672,583.40-29,909,508.82-12,014,791.40

Finding the Fourth Proportional to 21,672,583.40, 29,909,508.82 and 12,014,791.40

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Solution

The fourth proportional to 21,672,583.40, 29,909,508.82 and 12,014,791.40 is: 16,581,157.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,672,583.40 : 29,909,508.82 = 12,014,791.40 : x
  2. Step 2: Convert to fraction form
    21,672,583.40/29,909,508.82 = 12,014,791.40/x
  3. Step 3: Cross multiply
    21,672,583.40x = 29,909,508.82 × 12,014,791.40
  4. Step 4: Simplify right side
    21,672,583.40x = 359,356,509,348,760.19
  5. Step 5: Solve for x
    x = 359,356,509,348,760.19/21,672,583.40
  6. Step 6: Final answer
    x = 16,581,157.06

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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.