Home / 9,128,519.24-12,597,657.20-4,998,724.67

Finding the Fourth Proportional to 9,128,519.24, 12,597,657.20 and 4,998,724.67

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Solution

The fourth proportional to 9,128,519.24, 12,597,657.20 and 4,998,724.67 is: 6,898,404.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,519.24 : 12,597,657.20 = 4,998,724.67 : x
  2. Step 2: Convert to fraction form
    9,128,519.24/12,597,657.20 = 4,998,724.67/x
  3. Step 3: Cross multiply
    9,128,519.24x = 12,597,657.20 × 4,998,724.67
  4. Step 4: Simplify right side
    9,128,519.24x = 62,972,219,741,861.22
  5. Step 5: Solve for x
    x = 62,972,219,741,861.22/9,128,519.24
  6. Step 6: Final answer
    x = 6,898,404.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.