Home / 32,136,138.80-48,156,956.70-18,992,028.24

Finding the Fourth Proportional to 32,136,138.80, 48,156,956.70 and 18,992,028.24

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Solution

The fourth proportional to 32,136,138.80, 48,156,956.70 and 18,992,028.24 is: 28,460,117.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,136,138.80 : 48,156,956.70 = 18,992,028.24 : x
  2. Step 2: Convert to fraction form
    32,136,138.80/48,156,956.70 = 18,992,028.24/x
  3. Step 3: Cross multiply
    32,136,138.80x = 48,156,956.70 × 18,992,028.24
  4. Step 4: Simplify right side
    32,136,138.80x = 914,598,281,598,857.12
  5. Step 5: Solve for x
    x = 914,598,281,598,857.12/32,136,138.80
  6. Step 6: Final answer
    x = 28,460,117.36

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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.