Home / 21,900,483.20-32,850,796.50-8,249,965.88

Finding the Fourth Proportional to 21,900,483.20, 32,850,796.50 and 8,249,965.88

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Solution

The fourth proportional to 21,900,483.20, 32,850,796.50 and 8,249,965.88 is: 12,374,975.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,900,483.20 : 32,850,796.50 = 8,249,965.88 : x
  2. Step 2: Convert to fraction form
    21,900,483.20/32,850,796.50 = 8,249,965.88/x
  3. Step 3: Cross multiply
    21,900,483.20x = 32,850,796.50 × 8,249,965.88
  4. Step 4: Simplify right side
    21,900,483.20x = 271,017,950,255,823.41
  5. Step 5: Solve for x
    x = 271,017,950,255,823.41/21,900,483.20
  6. Step 6: Final answer
    x = 12,374,975.83

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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.