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Finding the Fourth Proportional to 32,593,905.60, 48,816,208.80 and 16,618,891.20

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Solution

The fourth proportional to 32,593,905.60, 48,816,208.80 and 16,618,891.20 is: 24,890,274.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,593,905.60 : 48,816,208.80 = 16,618,891.20 : x
  2. Step 2: Convert to fraction form
    32,593,905.60/48,816,208.80 = 16,618,891.20/x
  3. Step 3: Cross multiply
    32,593,905.60x = 48,816,208.80 × 16,618,891.20
  4. Step 4: Simplify right side
    32,593,905.60x = 811,271,262,843,682.50
  5. Step 5: Solve for x
    x = 811,271,262,843,682.50/32,593,905.60
  6. Step 6: Final answer
    x = 24,890,274.67

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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.