Home / 20,154,670.40-30,232,005.60-17,761,217.60

Finding the Fourth Proportional to 20,154,670.40, 30,232,005.60 and 17,761,217.60

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Solution

The fourth proportional to 20,154,670.40, 30,232,005.60 and 17,761,217.60 is: 26,641,826.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,154,670.40 : 30,232,005.60 = 17,761,217.60 : x
  2. Step 2: Convert to fraction form
    20,154,670.40/30,232,005.60 = 17,761,217.60/x
  3. Step 3: Cross multiply
    20,154,670.40x = 30,232,005.60 × 17,761,217.60
  4. Step 4: Simplify right side
    20,154,670.40x = 536,957,229,946,018.62
  5. Step 5: Solve for x
    x = 536,957,229,946,018.62/20,154,670.40
  6. Step 6: Final answer
    x = 26,641,826.40

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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.