Home / 8,400,358.40-12,608,049.03-4,304,473.72

Finding the Fourth Proportional to 8,400,358.40, 12,608,049.03 and 4,304,473.72

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Solution

The fourth proportional to 8,400,358.40, 12,608,049.03 and 4,304,473.72 is: 6,460,559.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400,358.40 : 12,608,049.03 = 4,304,473.72 : x
  2. Step 2: Convert to fraction form
    8,400,358.40/12,608,049.03 = 4,304,473.72/x
  3. Step 3: Cross multiply
    8,400,358.40x = 12,608,049.03 × 4,304,473.72
  4. Step 4: Simplify right side
    8,400,358.40x = 54,271,015,662,444.59
  5. Step 5: Solve for x
    x = 54,271,015,662,444.59/8,400,358.40
  6. Step 6: Final answer
    x = 6,460,559.55

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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.