Home / 11,528,288.68-15,909,861.90-6,371,539.24

Finding the Fourth Proportional to 11,528,288.68, 15,909,861.90 and 6,371,539.24

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Solution

The fourth proportional to 11,528,288.68, 15,909,861.90 and 6,371,539.24 is: 8,793,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,528,288.68 : 15,909,861.90 = 6,371,539.24 : x
  2. Step 2: Convert to fraction form
    11,528,288.68/15,909,861.90 = 6,371,539.24/x
  3. Step 3: Cross multiply
    11,528,288.68x = 15,909,861.90 × 6,371,539.24
  4. Step 4: Simplify right side
    11,528,288.68x = 101,370,309,398,830.97
  5. Step 5: Solve for x
    x = 101,370,309,398,830.97/11,528,288.68
  6. Step 6: Final answer
    x = 8,793,179.30

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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.