Home / 55,295,998.40-82,943,997.60-39,171,684.80

Finding the Fourth Proportional to 55,295,998.40, 82,943,997.60 and 39,171,684.80

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Solution

The fourth proportional to 55,295,998.40, 82,943,997.60 and 39,171,684.80 is: 58,757,527.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,295,998.40 : 82,943,997.60 = 39,171,684.80 : x
  2. Step 2: Convert to fraction form
    55,295,998.40/82,943,997.60 = 39,171,684.80/x
  3. Step 3: Cross multiply
    55,295,998.40x = 82,943,997.60 × 39,171,684.80
  4. Step 4: Simplify right side
    55,295,998.40x = 3,249,056,130,039,156
  5. Step 5: Solve for x
    x = 3,249,056,130,039,156/55,295,998.40
  6. Step 6: Final answer
    x = 58,757,527.20

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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.