Home / 11,664,021.40-17,496,032.10-10,866,859.90

Finding the Fourth Proportional to 11,664,021.40, 17,496,032.10 and 10,866,859.90

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Solution

The fourth proportional to 11,664,021.40, 17,496,032.10 and 10,866,859.90 is: 16,300,289.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664,021.40 : 17,496,032.10 = 10,866,859.90 : x
  2. Step 2: Convert to fraction form
    11,664,021.40/17,496,032.10 = 10,866,859.90/x
  3. Step 3: Cross multiply
    11,664,021.40x = 17,496,032.10 × 10,866,859.90
  4. Step 4: Simplify right side
    11,664,021.40x = 190,126,929,636,602.81
  5. Step 5: Solve for x
    x = 190,126,929,636,602.81/11,664,021.40
  6. Step 6: Final answer
    x = 16,300,289.85

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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.