Home / 14,235,822.80-21,387,800.46-9,128,259.60

Finding the Fourth Proportional to 14,235,822.80, 21,387,800.46 and 9,128,259.60

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Solution

The fourth proportional to 14,235,822.80, 21,387,800.46 and 9,128,259.60 is: 13,714,233.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235,822.80 : 21,387,800.46 = 9,128,259.60 : x
  2. Step 2: Convert to fraction form
    14,235,822.80/21,387,800.46 = 9,128,259.60/x
  3. Step 3: Cross multiply
    14,235,822.80x = 21,387,800.46 × 9,128,259.60
  4. Step 4: Simplify right side
    14,235,822.80x = 195,233,394,871,879.41
  5. Step 5: Solve for x
    x = 195,233,394,871,879.41/14,235,822.80
  6. Step 6: Final answer
    x = 13,714,233.28

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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.