Home / 11,664,089.10-17,496,133.65-7,178,892.30

Finding the Fourth Proportional to 11,664,089.10, 17,496,133.65 and 7,178,892.30

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Solution

The fourth proportional to 11,664,089.10, 17,496,133.65 and 7,178,892.30 is: 10,768,338.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664,089.10 : 17,496,133.65 = 7,178,892.30 : x
  2. Step 2: Convert to fraction form
    11,664,089.10/17,496,133.65 = 7,178,892.30/x
  3. Step 3: Cross multiply
    11,664,089.10x = 17,496,133.65 × 7,178,892.30
  4. Step 4: Simplify right side
    11,664,089.10x = 125,602,859,139,755.88
  5. Step 5: Solve for x
    x = 125,602,859,139,755.88/11,664,089.10
  6. Step 6: Final answer
    x = 10,768,338.45

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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.