Home / 55,531,886.37-83,329,724.88-43,367,201.88

Finding the Fourth Proportional to 55,531,886.37, 83,329,724.88 and 43,367,201.88

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Solution

The fourth proportional to 55,531,886.37, 83,329,724.88 and 43,367,201.88 is: 65,075,711.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,531,886.37 : 83,329,724.88 = 43,367,201.88 : x
  2. Step 2: Convert to fraction form
    55,531,886.37/83,329,724.88 = 43,367,201.88/x
  3. Step 3: Cross multiply
    55,531,886.37x = 83,329,724.88 × 43,367,201.88
  4. Step 4: Simplify right side
    55,531,886.37x = 3,613,777,001,475,819
  5. Step 5: Solve for x
    x = 3,613,777,001,475,819/55,531,886.37
  6. Step 6: Final answer
    x = 65,075,711.23

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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.