Home / 56,683,925.76-85,039,380.60-18,345,439.92

Finding the Fourth Proportional to 56,683,925.76, 85,039,380.60 and 18,345,439.92

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Solution

The fourth proportional to 56,683,925.76, 85,039,380.60 and 18,345,439.92 is: 27,522,526.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,683,925.76 : 85,039,380.60 = 18,345,439.92 : x
  2. Step 2: Convert to fraction form
    56,683,925.76/85,039,380.60 = 18,345,439.92/x
  3. Step 3: Cross multiply
    56,683,925.76x = 85,039,380.60 × 18,345,439.92
  4. Step 4: Simplify right side
    56,683,925.76x = 1,560,084,847,631,313.50
  5. Step 5: Solve for x
    x = 1,560,084,847,631,313.50/56,683,925.76
  6. Step 6: Final answer
    x = 27,522,526.48

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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.