Home / 31,635,563.84-47,376,714.95-21,892,876.45

Finding the Fourth Proportional to 31,635,563.84, 47,376,714.95 and 21,892,876.45

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Solution

The fourth proportional to 31,635,563.84, 47,376,714.95 and 21,892,876.45 is: 32,786,283.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,635,563.84 : 47,376,714.95 = 21,892,876.45 : x
  2. Step 2: Convert to fraction form
    31,635,563.84/47,376,714.95 = 21,892,876.45/x
  3. Step 3: Cross multiply
    31,635,563.84x = 47,376,714.95 × 21,892,876.45
  4. Step 4: Simplify right side
    31,635,563.84x = 1,037,212,566,861,453.88
  5. Step 5: Solve for x
    x = 1,037,212,566,861,453.88/31,635,563.84
  6. Step 6: Final answer
    x = 32,786,283.57

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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.