Home / 13,652,093.48-18,839,760.68-7,457,137.14

Finding the Fourth Proportional to 13,652,093.48, 18,839,760.68 and 7,457,137.14

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Solution

The fourth proportional to 13,652,093.48, 18,839,760.68 and 7,457,137.14 is: 10,290,779.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652,093.48 : 18,839,760.68 = 7,457,137.14 : x
  2. Step 2: Convert to fraction form
    13,652,093.48/18,839,760.68 = 7,457,137.14/x
  3. Step 3: Cross multiply
    13,652,093.48x = 18,839,760.68 × 7,457,137.14
  4. Step 4: Simplify right side
    13,652,093.48x = 140,490,679,038,253.97
  5. Step 5: Solve for x
    x = 140,490,679,038,253.97/13,652,093.48
  6. Step 6: Final answer
    x = 10,290,779.16

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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.