Home / 9,896,619.28-14,819,728.20-6,520,591.12

Finding the Fourth Proportional to 9,896,619.28, 14,819,728.20 and 6,520,591.12

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Solution

The fourth proportional to 9,896,619.28, 14,819,728.20 and 6,520,591.12 is: 9,764,282.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,896,619.28 : 14,819,728.20 = 6,520,591.12 : x
  2. Step 2: Convert to fraction form
    9,896,619.28/14,819,728.20 = 6,520,591.12/x
  3. Step 3: Cross multiply
    9,896,619.28x = 14,819,728.20 × 6,520,591.12
  4. Step 4: Simplify right side
    9,896,619.28x = 96,633,388,101,733.58
  5. Step 5: Solve for x
    x = 96,633,388,101,733.58/9,896,619.28
  6. Step 6: Final answer
    x = 9,764,282.67

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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.