Home / 14,344,789.80-21,503,187.90-12,833,135.40

Finding the Fourth Proportional to 14,344,789.80, 21,503,187.90 and 12,833,135.40

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Solution

The fourth proportional to 14,344,789.80, 21,503,187.90 and 12,833,135.40 is: 19,237,181.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344,789.80 : 21,503,187.90 = 12,833,135.40 : x
  2. Step 2: Convert to fraction form
    14,344,789.80/21,503,187.90 = 12,833,135.40/x
  3. Step 3: Cross multiply
    14,344,789.80x = 21,503,187.90 × 12,833,135.40
  4. Step 4: Simplify right side
    14,344,789.80x = 275,953,321,852,341.66
  5. Step 5: Solve for x
    x = 275,953,321,852,341.66/14,344,789.80
  6. Step 6: Final answer
    x = 19,237,181.28

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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.