Home / 57,578,084.55-86,371,588.31-19,239,733.98

Finding the Fourth Proportional to 57,578,084.55, 86,371,588.31 and 19,239,733.98

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Solution

The fourth proportional to 57,578,084.55, 86,371,588.31 and 19,239,733.98 is: 28,861,091.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,578,084.55 : 86,371,588.31 = 19,239,733.98 : x
  2. Step 2: Convert to fraction form
    57,578,084.55/86,371,588.31 = 19,239,733.98/x
  3. Step 3: Cross multiply
    57,578,084.55x = 86,371,588.31 × 19,239,733.98
  4. Step 4: Simplify right side
    57,578,084.55x = 1,661,766,382,418,279.25
  5. Step 5: Solve for x
    x = 1,661,766,382,418,279.25/57,578,084.55
  6. Step 6: Final answer
    x = 28,861,091.77

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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.