Home / 5,186,903.16-7,773,810.12-2,628,761

Finding the Fourth Proportional to 5,186,903.16, 7,773,810.12 and 2,628,761

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Solution

The fourth proportional to 5,186,903.16, 7,773,810.12 and 2,628,761 is: 3,939,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186,903.16 : 7,773,810.12 = 2,628,761 : x
  2. Step 2: Convert to fraction form
    5,186,903.16/7,773,810.12 = 2,628,761/x
  3. Step 3: Cross multiply
    5,186,903.16x = 7,773,810.12 × 2,628,761
  4. Step 4: Simplify right side
    5,186,903.16x = 20,435,488,864,861.32
  5. Step 5: Solve for x
    x = 20,435,488,864,861.32/5,186,903.16
  6. Step 6: Final answer
    x = 3,939,824.64

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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.