Home / 9,505,756.89-13,117,947.57-5,154,841.89

Finding the Fourth Proportional to 9,505,756.89, 13,117,947.57 and 5,154,841.89

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Solution

The fourth proportional to 9,505,756.89, 13,117,947.57 and 5,154,841.89 is: 7,113,683.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505,756.89 : 13,117,947.57 = 5,154,841.89 : x
  2. Step 2: Convert to fraction form
    9,505,756.89/13,117,947.57 = 5,154,841.89/x
  3. Step 3: Cross multiply
    9,505,756.89x = 13,117,947.57 × 5,154,841.89
  4. Step 4: Simplify right side
    9,505,756.89x = 67,620,945,644,659.70
  5. Step 5: Solve for x
    x = 67,620,945,644,659.70/9,505,756.89
  6. Step 6: Final answer
    x = 7,113,683.47

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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.