Home / 26,619,503.37-39,925,258.88-8,421,333.96

Finding the Fourth Proportional to 26,619,503.37, 39,925,258.88 and 8,421,333.96

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Solution

The fourth proportional to 26,619,503.37, 39,925,258.88 and 8,421,333.96 is: 12,630,736.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,619,503.37 : 39,925,258.88 = 8,421,333.96 : x
  2. Step 2: Convert to fraction form
    26,619,503.37/39,925,258.88 = 8,421,333.96/x
  3. Step 3: Cross multiply
    26,619,503.37x = 39,925,258.88 × 8,421,333.96
  4. Step 4: Simplify right side
    26,619,503.37x = 336,223,938,425,828.94
  5. Step 5: Solve for x
    x = 336,223,938,425,828.94/26,619,503.37
  6. Step 6: Final answer
    x = 12,630,736.71

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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.