Home / 21,860,024.40-32,801,384.48-8,915,671.56

Finding the Fourth Proportional to 21,860,024.40, 32,801,384.48 and 8,915,671.56

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Solution

The fourth proportional to 21,860,024.40, 32,801,384.48 and 8,915,671.56 is: 13,378,135.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,860,024.40 : 32,801,384.48 = 8,915,671.56 : x
  2. Step 2: Convert to fraction form
    21,860,024.40/32,801,384.48 = 8,915,671.56/x
  3. Step 3: Cross multiply
    21,860,024.40x = 32,801,384.48 × 8,915,671.56
  4. Step 4: Simplify right side
    21,860,024.40x = 292,446,370,736,961.44
  5. Step 5: Solve for x
    x = 292,446,370,736,961.44/21,860,024.40
  6. Step 6: Final answer
    x = 13,378,135.60

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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.