Home / 42,580,406.96-63,869,688.24-11,874,166.96

Finding the Fourth Proportional to 42,580,406.96, 63,869,688.24 and 11,874,166.96

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Solution

The fourth proportional to 42,580,406.96, 63,869,688.24 and 11,874,166.96 is: 17,810,993.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,580,406.96 : 63,869,688.24 = 11,874,166.96 : x
  2. Step 2: Convert to fraction form
    42,580,406.96/63,869,688.24 = 11,874,166.96/x
  3. Step 3: Cross multiply
    42,580,406.96x = 63,869,688.24 × 11,874,166.96
  4. Step 4: Simplify right side
    42,580,406.96x = 758,399,341,844,908.62
  5. Step 5: Solve for x
    x = 758,399,341,844,908.62/42,580,406.96
  6. Step 6: Final answer
    x = 17,810,993.27

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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.