Home / 13,890,553.60-20,833,065.60-6,702,073.60

Finding the Fourth Proportional to 13,890,553.60, 20,833,065.60 and 6,702,073.60

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Solution

The fourth proportional to 13,890,553.60, 20,833,065.60 and 6,702,073.60 is: 10,051,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,890,553.60 : 20,833,065.60 = 6,702,073.60 : x
  2. Step 2: Convert to fraction form
    13,890,553.60/20,833,065.60 = 6,702,073.60/x
  3. Step 3: Cross multiply
    13,890,553.60x = 20,833,065.60 × 6,702,073.60
  4. Step 4: Simplify right side
    13,890,553.60x = 139,624,738,964,828.16
  5. Step 5: Solve for x
    x = 139,624,738,964,828.16/13,890,553.60
  6. Step 6: Final answer
    x = 10,051,776.41

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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.