Home / 56,022,967.96-84,072,217.78-19,631,685.26

Finding the Fourth Proportional to 56,022,967.96, 84,072,217.78 and 19,631,685.26

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Solution

The fourth proportional to 56,022,967.96, 84,072,217.78 and 19,631,685.26 is: 29,460,761.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,022,967.96 : 84,072,217.78 = 19,631,685.26 : x
  2. Step 2: Convert to fraction form
    56,022,967.96/84,072,217.78 = 19,631,685.26/x
  3. Step 3: Cross multiply
    56,022,967.96x = 84,072,217.78 × 19,631,685.26
  4. Step 4: Simplify right side
    56,022,967.96x = 1,650,479,318,567,136
  5. Step 5: Solve for x
    x = 1,650,479,318,567,136/56,022,967.96
  6. Step 6: Final answer
    x = 29,460,761.87

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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.