Home / 56,683,926.76-85,039,382.10-18,345,440.92

Finding the Fourth Proportional to 56,683,926.76, 85,039,382.10 and 18,345,440.92

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Solution

The fourth proportional to 56,683,926.76, 85,039,382.10 and 18,345,440.92 is: 27,522,527.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,683,926.76 : 85,039,382.10 = 18,345,440.92 : x
  2. Step 2: Convert to fraction form
    56,683,926.76/85,039,382.10 = 18,345,440.92/x
  3. Step 3: Cross multiply
    56,683,926.76x = 85,039,382.10 × 18,345,440.92
  4. Step 4: Simplify right side
    56,683,926.76x = 1,560,084,960,188,855.50
  5. Step 5: Solve for x
    x = 1,560,084,960,188,855.50/56,683,926.76
  6. Step 6: Final answer
    x = 27,522,527.98

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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.