Home / 8,355,873.90-12,534,838.74-3,238,388.67

Finding the Fourth Proportional to 8,355,873.90, 12,534,838.74 and 3,238,388.67

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Solution

The fourth proportional to 8,355,873.90, 12,534,838.74 and 3,238,388.67 is: 4,857,981.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355,873.90 : 12,534,838.74 = 3,238,388.67 : x
  2. Step 2: Convert to fraction form
    8,355,873.90/12,534,838.74 = 3,238,388.67/x
  3. Step 3: Cross multiply
    8,355,873.90x = 12,534,838.74 × 3,238,388.67
  4. Step 4: Simplify right side
    8,355,873.90x = 40,592,679,755,893.08
  5. Step 5: Solve for x
    x = 40,592,679,755,893.08/8,355,873.90
  6. Step 6: Final answer
    x = 4,857,981.37

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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.