Home / 6,214,947.60-9,322,421.40-1,956,421.20

Finding the Fourth Proportional to 6,214,947.60, 9,322,421.40 and 1,956,421.20

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Solution

The fourth proportional to 6,214,947.60, 9,322,421.40 and 1,956,421.20 is: 2,934,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,214,947.60 : 9,322,421.40 = 1,956,421.20 : x
  2. Step 2: Convert to fraction form
    6,214,947.60/9,322,421.40 = 1,956,421.20/x
  3. Step 3: Cross multiply
    6,214,947.60x = 9,322,421.40 × 1,956,421.20
  4. Step 4: Simplify right side
    6,214,947.60x = 18,238,582,862,293.68
  5. Step 5: Solve for x
    x = 18,238,582,862,293.68/6,214,947.60
  6. Step 6: Final answer
    x = 2,934,631.80

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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.