Home / 14,817,243.30-20,450,972.25-9,017,892.78

Finding the Fourth Proportional to 14,817,243.30, 20,450,972.25 and 9,017,892.78

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Solution

The fourth proportional to 14,817,243.30, 20,450,972.25 and 9,017,892.78 is: 12,446,625.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,817,243.30 : 20,450,972.25 = 9,017,892.78 : x
  2. Step 2: Convert to fraction form
    14,817,243.30/20,450,972.25 = 9,017,892.78/x
  3. Step 3: Cross multiply
    14,817,243.30x = 20,450,972.25 × 9,017,892.78
  4. Step 4: Simplify right side
    14,817,243.30x = 184,424,674,997,255.34
  5. Step 5: Solve for x
    x = 184,424,674,997,255.34/14,817,243.30
  6. Step 6: Final answer
    x = 12,446,625.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.