Home / 84,726,012.80-127,089,019.20-23,315,052.80

Finding the Fourth Proportional to 84,726,012.80, 127,089,019.20 and 23,315,052.80

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Solution

The fourth proportional to 84,726,012.80, 127,089,019.20 and 23,315,052.80 is: 34,972,579.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726,012.80 : 127,089,019.20 = 23,315,052.80 : x
  2. Step 2: Convert to fraction form
    84,726,012.80/127,089,019.20 = 23,315,052.80/x
  3. Step 3: Cross multiply
    84,726,012.80x = 127,089,019.20 × 23,315,052.80
  4. Step 4: Simplify right side
    84,726,012.80x = 2,963,087,192,948,214
  5. Step 5: Solve for x
    x = 2,963,087,192,948,214/84,726,012.80
  6. Step 6: Final answer
    x = 34,972,579.20

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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.