Home / 20,733,619.24-28,618,085.40-12,034,594.40

Finding the Fourth Proportional to 20,733,619.24, 28,618,085.40 and 12,034,594.40

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Solution

The fourth proportional to 20,733,619.24, 28,618,085.40 and 12,034,594.40 is: 16,611,043.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,733,619.24 : 28,618,085.40 = 12,034,594.40 : x
  2. Step 2: Convert to fraction form
    20,733,619.24/28,618,085.40 = 12,034,594.40/x
  3. Step 3: Cross multiply
    20,733,619.24x = 28,618,085.40 × 12,034,594.40
  4. Step 4: Simplify right side
    20,733,619.24x = 344,407,050,293,561.75
  5. Step 5: Solve for x
    x = 344,407,050,293,561.75/20,733,619.24
  6. Step 6: Final answer
    x = 16,611,043.46

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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.