Home / 20,193,342.96-27,866,703.06-11,025,920.10

Finding the Fourth Proportional to 20,193,342.96, 27,866,703.06 and 11,025,920.10

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Solution

The fourth proportional to 20,193,342.96, 27,866,703.06 and 11,025,920.10 is: 15,215,709.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,193,342.96 : 27,866,703.06 = 11,025,920.10 : x
  2. Step 2: Convert to fraction form
    20,193,342.96/27,866,703.06 = 11,025,920.10/x
  3. Step 3: Cross multiply
    20,193,342.96x = 27,866,703.06 × 11,025,920.10
  4. Step 4: Simplify right side
    20,193,342.96x = 307,256,041,389,985.50
  5. Step 5: Solve for x
    x = 307,256,041,389,985.50/20,193,342.96
  6. Step 6: Final answer
    x = 15,215,709.55

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1.5x scale

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.