Home / 5,286,237.04-7,930,347.90-1,691,038.67

Finding the Fourth Proportional to 5,286,237.04, 7,930,347.90 and 1,691,038.67

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Solution

The fourth proportional to 5,286,237.04, 7,930,347.90 and 1,691,038.67 is: 2,536,875.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286,237.04 : 7,930,347.90 = 1,691,038.67 : x
  2. Step 2: Convert to fraction form
    5,286,237.04/7,930,347.90 = 1,691,038.67/x
  3. Step 3: Cross multiply
    5,286,237.04x = 7,930,347.90 × 1,691,038.67
  4. Step 4: Simplify right side
    5,286,237.04x = 13,410,524,978,336.50
  5. Step 5: Solve for x
    x = 13,410,524,978,336.50/5,286,237.04
  6. Step 6: Final answer
    x = 2,536,875.45

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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.