Home / 53,002,583.40-79,509,123.90-18,453,669.60

Finding the Fourth Proportional to 53,002,583.40, 79,509,123.90 and 18,453,669.60

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Solution

The fourth proportional to 53,002,583.40, 79,509,123.90 and 18,453,669.60 is: 27,682,331.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,002,583.40 : 79,509,123.90 = 18,453,669.60 : x
  2. Step 2: Convert to fraction form
    53,002,583.40/79,509,123.90 = 18,453,669.60/x
  3. Step 3: Cross multiply
    53,002,583.40x = 79,509,123.90 × 18,453,669.60
  4. Step 4: Simplify right side
    53,002,583.40x = 1,467,235,102,636,063.75
  5. Step 5: Solve for x
    x = 1,467,235,102,636,063.75/53,002,583.40
  6. Step 6: Final answer
    x = 27,682,331.85

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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.