Home / 14,981,164.52-20,668,124.45-8,700,622.67

Finding the Fourth Proportional to 14,981,164.52, 20,668,124.45 and 8,700,622.67

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Solution

The fourth proportional to 14,981,164.52, 20,668,124.45 and 8,700,622.67 is: 12,003,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981,164.52 : 20,668,124.45 = 8,700,622.67 : x
  2. Step 2: Convert to fraction form
    14,981,164.52/20,668,124.45 = 8,700,622.67/x
  3. Step 3: Cross multiply
    14,981,164.52x = 20,668,124.45 × 8,700,622.67
  4. Step 4: Simplify right side
    14,981,164.52x = 179,825,552,110,216.09
  5. Step 5: Solve for x
    x = 179,825,552,110,216.09/14,981,164.52
  6. Step 6: Final answer
    x = 12,003,442.85

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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.