Home / 13,639,200.60-20,458,800.90-3,541,821.60

Finding the Fourth Proportional to 13,639,200.60, 20,458,800.90 and 3,541,821.60

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Solution

The fourth proportional to 13,639,200.60, 20,458,800.90 and 3,541,821.60 is: 5,312,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,639,200.60 : 20,458,800.90 = 3,541,821.60 : x
  2. Step 2: Convert to fraction form
    13,639,200.60/20,458,800.90 = 3,541,821.60/x
  3. Step 3: Cross multiply
    13,639,200.60x = 20,458,800.90 × 3,541,821.60
  4. Step 4: Simplify right side
    13,639,200.60x = 72,461,422,937,719.44
  5. Step 5: Solve for x
    x = 72,461,422,937,719.44/13,639,200.60
  6. Step 6: Final answer
    x = 5,312,732.40

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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.