Home / 11,776,009.60-17,664,014.40-3,689,660.80

Finding the Fourth Proportional to 11,776,009.60, 17,664,014.40 and 3,689,660.80

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Solution

The fourth proportional to 11,776,009.60, 17,664,014.40 and 3,689,660.80 is: 5,534,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,776,009.60 : 17,664,014.40 = 3,689,660.80 : x
  2. Step 2: Convert to fraction form
    11,776,009.60/17,664,014.40 = 3,689,660.80/x
  3. Step 3: Cross multiply
    11,776,009.60x = 17,664,014.40 × 3,689,660.80
  4. Step 4: Simplify right side
    11,776,009.60x = 65,174,221,502,315.51
  5. Step 5: Solve for x
    x = 65,174,221,502,315.51/11,776,009.60
  6. Step 6: Final answer
    x = 5,534,491.20

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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.