Home / 57,708,003.40-86,687,976.30-40,701,891.40

Finding the Fourth Proportional to 57,708,003.40, 86,687,976.30 and 40,701,891.40

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Solution

The fourth proportional to 57,708,003.40, 86,687,976.30 and 40,701,891.40 is: 61,141,685.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,708,003.40 : 86,687,976.30 = 40,701,891.40 : x
  2. Step 2: Convert to fraction form
    57,708,003.40/86,687,976.30 = 40,701,891.40/x
  3. Step 3: Cross multiply
    57,708,003.40x = 86,687,976.30 × 40,701,891.40
  4. Step 4: Simplify right side
    57,708,003.40x = 3,528,364,597,048,373.50
  5. Step 5: Solve for x
    x = 3,528,364,597,048,373.50/57,708,003.40
  6. Step 6: Final answer
    x = 61,141,685.54

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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.