Home / 13,531,116.69-20,301,186.93-9,000,028.53

Finding the Fourth Proportional to 13,531,116.69, 20,301,186.93 and 9,000,028.53

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Solution

The fourth proportional to 13,531,116.69, 20,301,186.93 and 9,000,028.53 is: 13,503,043.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,531,116.69 : 20,301,186.93 = 9,000,028.53 : x
  2. Step 2: Convert to fraction form
    13,531,116.69/20,301,186.93 = 9,000,028.53/x
  3. Step 3: Cross multiply
    13,531,116.69x = 20,301,186.93 × 9,000,028.53
  4. Step 4: Simplify right side
    13,531,116.69x = 182,711,261,562,863.09
  5. Step 5: Solve for x
    x = 182,711,261,562,863.09/13,531,116.69
  6. Step 6: Final answer
    x = 13,503,043.82

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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.