Home / 31,507,361.80-47,261,042.70-25,130,069.80

Finding the Fourth Proportional to 31,507,361.80, 47,261,042.70 and 25,130,069.80

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Solution

The fourth proportional to 31,507,361.80, 47,261,042.70 and 25,130,069.80 is: 37,695,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,507,361.80 : 47,261,042.70 = 25,130,069.80 : x
  2. Step 2: Convert to fraction form
    31,507,361.80/47,261,042.70 = 25,130,069.80/x
  3. Step 3: Cross multiply
    31,507,361.80x = 47,261,042.70 × 25,130,069.80
  4. Step 4: Simplify right side
    31,507,361.80x = 1,187,673,301,871,780.50
  5. Step 5: Solve for x
    x = 1,187,673,301,871,780.50/31,507,361.80
  6. Step 6: Final answer
    x = 37,695,104.70

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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.