Home / 5,688,557.20-8,520,394.20-4,416,403.60

Finding the Fourth Proportional to 5,688,557.20, 8,520,394.20 and 4,416,403.60

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Solution

The fourth proportional to 5,688,557.20, 8,520,394.20 and 4,416,403.60 is: 6,614,946.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688,557.20 : 8,520,394.20 = 4,416,403.60 : x
  2. Step 2: Convert to fraction form
    5,688,557.20/8,520,394.20 = 4,416,403.60/x
  3. Step 3: Cross multiply
    5,688,557.20x = 8,520,394.20 × 4,416,403.60
  4. Step 4: Simplify right side
    5,688,557.20x = 37,629,499,618,299.12
  5. Step 5: Solve for x
    x = 37,629,499,618,299.12/5,688,557.20
  6. Step 6: Final answer
    x = 6,614,946.16

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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.