Home / 32,611,420.72-45,004,856.49-19,197,665.65

Finding the Fourth Proportional to 32,611,420.72, 45,004,856.49 and 19,197,665.65

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Solution

The fourth proportional to 32,611,420.72, 45,004,856.49 and 19,197,665.65 is: 26,493,423.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,611,420.72 : 45,004,856.49 = 19,197,665.65 : x
  2. Step 2: Convert to fraction form
    32,611,420.72/45,004,856.49 = 19,197,665.65/x
  3. Step 3: Cross multiply
    32,611,420.72x = 45,004,856.49 × 19,197,665.65
  4. Step 4: Simplify right side
    32,611,420.72x = 863,988,187,521,252.50
  5. Step 5: Solve for x
    x = 863,988,187,521,252.50/32,611,420.72
  6. Step 6: Final answer
    x = 26,493,423.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.