Home / 7,971,330.60-11,956,995.90-3,176,551.80

Finding the Fourth Proportional to 7,971,330.60, 11,956,995.90 and 3,176,551.80

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Solution

The fourth proportional to 7,971,330.60, 11,956,995.90 and 3,176,551.80 is: 4,764,827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,330.60 : 11,956,995.90 = 3,176,551.80 : x
  2. Step 2: Convert to fraction form
    7,971,330.60/11,956,995.90 = 3,176,551.80/x
  3. Step 3: Cross multiply
    7,971,330.60x = 11,956,995.90 × 3,176,551.80
  4. Step 4: Simplify right side
    7,971,330.60x = 37,982,016,848,737.62
  5. Step 5: Solve for x
    x = 37,982,016,848,737.62/7,971,330.60
  6. Step 6: Final answer
    x = 4,764,827.70

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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.