Home / 55,531,887.87-83,329,727.13-43,367,203.38

Finding the Fourth Proportional to 55,531,887.87, 83,329,727.13 and 43,367,203.38

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Solution

The fourth proportional to 55,531,887.87, 83,329,727.13 and 43,367,203.38 is: 65,075,713.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,531,887.87 : 83,329,727.13 = 43,367,203.38 : x
  2. Step 2: Convert to fraction form
    55,531,887.87/83,329,727.13 = 43,367,203.38/x
  3. Step 3: Cross multiply
    55,531,887.87x = 83,329,727.13 × 43,367,203.38
  4. Step 4: Simplify right side
    55,531,887.87x = 3,613,777,224,046,613.50
  5. Step 5: Solve for x
    x = 3,613,777,224,046,613.50/55,531,887.87
  6. Step 6: Final answer
    x = 65,075,713.48

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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.