Home / 20,226,281.67-30,343,621.55-6,762,759.75

Finding the Fourth Proportional to 20,226,281.67, 30,343,621.55 and 6,762,759.75

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Solution

The fourth proportional to 20,226,281.67, 30,343,621.55 and 6,762,759.75 is: 10,145,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226,281.67 : 30,343,621.55 = 6,762,759.75 : x
  2. Step 2: Convert to fraction form
    20,226,281.67/30,343,621.55 = 6,762,759.75/x
  3. Step 3: Cross multiply
    20,226,281.67x = 30,343,621.55 × 6,762,759.75
  4. Step 4: Simplify right side
    20,226,281.67x = 205,206,622,453,758.81
  5. Step 5: Solve for x
    x = 205,206,622,453,758.81/20,226,281.67
  6. Step 6: Final answer
    x = 10,145,543.60

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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.