Home / 5,908,660.61-8,160,677.69-3,971,558.16

Finding the Fourth Proportional to 5,908,660.61, 8,160,677.69 and 3,971,558.16

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Solution

The fourth proportional to 5,908,660.61, 8,160,677.69 and 3,971,558.16 is: 5,485,271.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908,660.61 : 8,160,677.69 = 3,971,558.16 : x
  2. Step 2: Convert to fraction form
    5,908,660.61/8,160,677.69 = 3,971,558.16/x
  3. Step 3: Cross multiply
    5,908,660.61x = 8,160,677.69 × 3,971,558.16
  4. Step 4: Simplify right side
    5,908,660.61x = 32,410,606,050,991.66
  5. Step 5: Solve for x
    x = 32,410,606,050,991.66/5,908,660.61
  6. Step 6: Final answer
    x = 5,485,271.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.