Home / 8,241,336.80-12,362,005.20-4,210,258.40

Finding the Fourth Proportional to 8,241,336.80, 12,362,005.20 and 4,210,258.40

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Solution

The fourth proportional to 8,241,336.80, 12,362,005.20 and 4,210,258.40 is: 6,315,387.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,241,336.80 : 12,362,005.20 = 4,210,258.40 : x
  2. Step 2: Convert to fraction form
    8,241,336.80/12,362,005.20 = 4,210,258.40/x
  3. Step 3: Cross multiply
    8,241,336.80x = 12,362,005.20 × 4,210,258.40
  4. Step 4: Simplify right side
    8,241,336.80x = 52,047,236,234,143.68
  5. Step 5: Solve for x
    x = 52,047,236,234,143.68/8,241,336.80
  6. Step 6: Final answer
    x = 6,315,387.60

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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.