Home / 20,444,319.40-30,666,479.10-17,361,961.60

Finding the Fourth Proportional to 20,444,319.40, 30,666,479.10 and 17,361,961.60

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Solution

The fourth proportional to 20,444,319.40, 30,666,479.10 and 17,361,961.60 is: 26,042,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,444,319.40 : 30,666,479.10 = 17,361,961.60 : x
  2. Step 2: Convert to fraction form
    20,444,319.40/30,666,479.10 = 17,361,961.60/x
  3. Step 3: Cross multiply
    20,444,319.40x = 30,666,479.10 × 17,361,961.60
  4. Step 4: Simplify right side
    20,444,319.40x = 532,430,232,541,402.62
  5. Step 5: Solve for x
    x = 532,430,232,541,402.62/20,444,319.40
  6. Step 6: Final answer
    x = 26,042,942.40

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1.5x scale

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.