Home / 8,697,257.84-13,028,820-7,079,765.60

Finding the Fourth Proportional to 8,697,257.84, 13,028,820 and 7,079,765.60

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Solution

The fourth proportional to 8,697,257.84, 13,028,820 and 7,079,765.60 is: 10,605,755.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697,257.84 : 13,028,820 = 7,079,765.60 : x
  2. Step 2: Convert to fraction form
    8,697,257.84/13,028,820 = 7,079,765.60/x
  3. Step 3: Cross multiply
    8,697,257.84x = 13,028,820 × 7,079,765.60
  4. Step 4: Simplify right side
    8,697,257.84x = 92,240,991,644,592
  5. Step 5: Solve for x
    x = 92,240,991,644,592/8,697,257.84
  6. Step 6: Final answer
    x = 10,605,755.67

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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.