Home / 10,211,007.42-14,091,190.20-5,627,328.80

Finding the Fourth Proportional to 10,211,007.42, 14,091,190.20 and 5,627,328.80

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Solution

The fourth proportional to 10,211,007.42, 14,091,190.20 and 5,627,328.80 is: 7,765,713.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211,007.42 : 14,091,190.20 = 5,627,328.80 : x
  2. Step 2: Convert to fraction form
    10,211,007.42/14,091,190.20 = 5,627,328.80/x
  3. Step 3: Cross multiply
    10,211,007.42x = 14,091,190.20 × 5,627,328.80
  4. Step 4: Simplify right side
    10,211,007.42x = 79,295,760,368,281.80
  5. Step 5: Solve for x
    x = 79,295,760,368,281.80/10,211,007.42
  6. Step 6: Final answer
    x = 7,765,713.72

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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.