Home / 65,423,823.50-90,285,492.75-36,056,213.48

Finding the Fourth Proportional to 65,423,823.50, 90,285,492.75 and 36,056,213.48

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Solution

The fourth proportional to 65,423,823.50, 90,285,492.75 and 36,056,213.48 is: 49,757,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,423,823.50 : 90,285,492.75 = 36,056,213.48 : x
  2. Step 2: Convert to fraction form
    65,423,823.50/90,285,492.75 = 36,056,213.48/x
  3. Step 3: Cross multiply
    65,423,823.50x = 90,285,492.75 × 36,056,213.48
  4. Step 4: Simplify right side
    65,423,823.50x = 3,255,353,000,740,992
  5. Step 5: Solve for x
    x = 3,255,353,000,740,992/65,423,823.50
  6. Step 6: Final answer
    x = 49,757,914.27

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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.