Home / 12,171,831.48-18,259,527.60-3,652,841.16

Finding the Fourth Proportional to 12,171,831.48, 18,259,527.60 and 3,652,841.16

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Solution

The fourth proportional to 12,171,831.48, 18,259,527.60 and 3,652,841.16 is: 5,479,796.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,171,831.48 : 18,259,527.60 = 3,652,841.16 : x
  2. Step 2: Convert to fraction form
    12,171,831.48/18,259,527.60 = 3,652,841.16/x
  3. Step 3: Cross multiply
    12,171,831.48x = 18,259,527.60 × 3,652,841.16
  4. Step 4: Simplify right side
    12,171,831.48x = 66,699,153,979,436.02
  5. Step 5: Solve for x
    x = 66,699,153,979,436.02/12,171,831.48
  6. Step 6: Final answer
    x = 5,479,796.04

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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.