Home / 56,087,762.80-84,131,644.20-17,752,277.20

Finding the Fourth Proportional to 56,087,762.80, 84,131,644.20 and 17,752,277.20

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Solution

The fourth proportional to 56,087,762.80, 84,131,644.20 and 17,752,277.20 is: 26,628,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,087,762.80 : 84,131,644.20 = 17,752,277.20 : x
  2. Step 2: Convert to fraction form
    56,087,762.80/84,131,644.20 = 17,752,277.20/x
  3. Step 3: Cross multiply
    56,087,762.80x = 84,131,644.20 × 17,752,277.20
  4. Step 4: Simplify right side
    56,087,762.80x = 1,493,528,269,130,172.25
  5. Step 5: Solve for x
    x = 1,493,528,269,130,172.25/56,087,762.80
  6. Step 6: Final answer
    x = 26,628,415.80

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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.