Home / 42,580,723.68-63,870,166.44-11,874,485.52

Finding the Fourth Proportional to 42,580,723.68, 63,870,166.44 and 11,874,485.52

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Solution

The fourth proportional to 42,580,723.68, 63,870,166.44 and 11,874,485.52 is: 17,811,471.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,580,723.68 : 63,870,166.44 = 11,874,485.52 : x
  2. Step 2: Convert to fraction form
    42,580,723.68/63,870,166.44 = 11,874,485.52/x
  3. Step 3: Cross multiply
    42,580,723.68x = 63,870,166.44 × 11,874,485.52
  4. Step 4: Simplify right side
    42,580,723.68x = 758,425,366,551,769.88
  5. Step 5: Solve for x
    x = 758,425,366,551,769.88/42,580,723.68
  6. Step 6: Final answer
    x = 17,811,471.98

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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.