Home / 7,971,022.40-11,956,533.60-2,652,238.40

Finding the Fourth Proportional to 7,971,022.40, 11,956,533.60 and 2,652,238.40

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Solution

The fourth proportional to 7,971,022.40, 11,956,533.60 and 2,652,238.40 is: 3,978,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,022.40 : 11,956,533.60 = 2,652,238.40 : x
  2. Step 2: Convert to fraction form
    7,971,022.40/11,956,533.60 = 2,652,238.40/x
  3. Step 3: Cross multiply
    7,971,022.40x = 11,956,533.60 × 2,652,238.40
  4. Step 4: Simplify right side
    7,971,022.40x = 31,711,577,544,810.24
  5. Step 5: Solve for x
    x = 31,711,577,544,810.24/7,971,022.40
  6. Step 6: Final answer
    x = 3,978,357.60

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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.