Home / 13,645,829.80-20,462,839.80-5,556,116.80

Finding the Fourth Proportional to 13,645,829.80, 20,462,839.80 and 5,556,116.80

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Solution

The fourth proportional to 13,645,829.80, 20,462,839.80 and 5,556,116.80 is: 8,331,770.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,645,829.80 : 20,462,839.80 = 5,556,116.80 : x
  2. Step 2: Convert to fraction form
    13,645,829.80/20,462,839.80 = 5,556,116.80/x
  3. Step 3: Cross multiply
    13,645,829.80x = 20,462,839.80 × 5,556,116.80
  4. Step 4: Simplify right side
    13,645,829.80x = 113,693,927,988,488.64
  5. Step 5: Solve for x
    x = 113,693,927,988,488.64/13,645,829.80
  6. Step 6: Final answer
    x = 8,331,770.93

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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.