Home / 11,871,714.80-17,807,572.20-4,680,858.80

Finding the Fourth Proportional to 11,871,714.80, 17,807,572.20 and 4,680,858.80

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Solution

The fourth proportional to 11,871,714.80, 17,807,572.20 and 4,680,858.80 is: 7,021,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,871,714.80 : 17,807,572.20 = 4,680,858.80 : x
  2. Step 2: Convert to fraction form
    11,871,714.80/17,807,572.20 = 4,680,858.80/x
  3. Step 3: Cross multiply
    11,871,714.80x = 17,807,572.20 × 4,680,858.80
  4. Step 4: Simplify right side
    11,871,714.80x = 83,354,731,039,005.36
  5. Step 5: Solve for x
    x = 83,354,731,039,005.36/11,871,714.80
  6. Step 6: Final answer
    x = 7,021,288.20

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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.