Home / 30,962,405.80-46,379,748.30-18,144,058.60

Finding the Fourth Proportional to 30,962,405.80, 46,379,748.30 and 18,144,058.60

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Solution

The fourth proportional to 30,962,405.80, 46,379,748.30 and 18,144,058.60 is: 27,178,665.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,962,405.80 : 46,379,748.30 = 18,144,058.60 : x
  2. Step 2: Convert to fraction form
    30,962,405.80/46,379,748.30 = 18,144,058.60/x
  3. Step 3: Cross multiply
    30,962,405.80x = 46,379,748.30 × 18,144,058.60
  4. Step 4: Simplify right side
    30,962,405.80x = 841,516,871,008,450.38
  5. Step 5: Solve for x
    x = 841,516,871,008,450.38/30,962,405.80
  6. Step 6: Final answer
    x = 27,178,665.52

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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.