Home / 6,688,017.20-10,032,025.80-4,162,372.40

Finding the Fourth Proportional to 6,688,017.20, 10,032,025.80 and 4,162,372.40

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Solution

The fourth proportional to 6,688,017.20, 10,032,025.80 and 4,162,372.40 is: 6,243,558.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,017.20 : 10,032,025.80 = 4,162,372.40 : x
  2. Step 2: Convert to fraction form
    6,688,017.20/10,032,025.80 = 4,162,372.40/x
  3. Step 3: Cross multiply
    6,688,017.20x = 10,032,025.80 × 4,162,372.40
  4. Step 4: Simplify right side
    6,688,017.20x = 41,757,027,306,007.92
  5. Step 5: Solve for x
    x = 41,757,027,306,007.92/6,688,017.20
  6. Step 6: Final answer
    x = 6,243,558.60

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Similar ratio
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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.