Home / 8,439,746.32-12,659,619.63-2,049,955.61

Finding the Fourth Proportional to 8,439,746.32, 12,659,619.63 and 2,049,955.61

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Solution

The fourth proportional to 8,439,746.32, 12,659,619.63 and 2,049,955.61 is: 3,074,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439,746.32 : 12,659,619.63 = 2,049,955.61 : x
  2. Step 2: Convert to fraction form
    8,439,746.32/12,659,619.63 = 2,049,955.61/x
  3. Step 3: Cross multiply
    8,439,746.32x = 12,659,619.63 × 2,049,955.61
  4. Step 4: Simplify right side
    8,439,746.32x = 25,951,658,280,984.63
  5. Step 5: Solve for x
    x = 25,951,658,280,984.63/8,439,746.32
  6. Step 6: Final answer
    x = 3,074,933.45

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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.