Home / 12,063,218.80-18,094,828.20-9,228,866.80

Finding the Fourth Proportional to 12,063,218.80, 18,094,828.20 and 9,228,866.80

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Solution

The fourth proportional to 12,063,218.80, 18,094,828.20 and 9,228,866.80 is: 13,843,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063,218.80 : 18,094,828.20 = 9,228,866.80 : x
  2. Step 2: Convert to fraction form
    12,063,218.80/18,094,828.20 = 9,228,866.80/x
  3. Step 3: Cross multiply
    12,063,218.80x = 18,094,828.20 × 9,228,866.80
  4. Step 4: Simplify right side
    12,063,218.80x = 166,994,759,226,683.78
  5. Step 5: Solve for x
    x = 166,994,759,226,683.78/12,063,218.80
  6. Step 6: Final answer
    x = 13,843,300.20

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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.