Home / 42,579,438.56-58,759,649.52-23,000,326.88

Finding the Fourth Proportional to 42,579,438.56, 58,759,649.52 and 23,000,326.88

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Solution

The fourth proportional to 42,579,438.56, 58,759,649.52 and 23,000,326.88 is: 31,740,464.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,579,438.56 : 58,759,649.52 = 23,000,326.88 : x
  2. Step 2: Convert to fraction form
    42,579,438.56/58,759,649.52 = 23,000,326.88/x
  3. Step 3: Cross multiply
    42,579,438.56x = 58,759,649.52 × 23,000,326.88
  4. Step 4: Simplify right side
    42,579,438.56x = 1,351,491,146,314,235
  5. Step 5: Solve for x
    x = 1,351,491,146,314,235/42,579,438.56
  6. Step 6: Final answer
    x = 31,740,464.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.