Home / 10,503,172.80-14,494,366.80-5,674,276.80

Finding the Fourth Proportional to 10,503,172.80, 14,494,366.80 and 5,674,276.80

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Solution

The fourth proportional to 10,503,172.80, 14,494,366.80 and 5,674,276.80 is: 7,830,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,503,172.80 : 14,494,366.80 = 5,674,276.80 : x
  2. Step 2: Convert to fraction form
    10,503,172.80/14,494,366.80 = 5,674,276.80/x
  3. Step 3: Cross multiply
    10,503,172.80x = 14,494,366.80 × 5,674,276.80
  4. Step 4: Simplify right side
    10,503,172.80x = 82,245,049,263,930.23
  5. Step 5: Solve for x
    x = 82,245,049,263,930.23/10,503,172.80
  6. Step 6: Final answer
    x = 7,830,495.68

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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.