Home / 39,033,690.56-53,866,813.89-21,630,326.42

Finding the Fourth Proportional to 39,033,690.56, 53,866,813.89 and 21,630,326.42

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Solution

The fourth proportional to 39,033,690.56, 53,866,813.89 and 21,630,326.42 is: 29,850,028.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,033,690.56 : 53,866,813.89 = 21,630,326.42 : x
  2. Step 2: Convert to fraction form
    39,033,690.56/53,866,813.89 = 21,630,326.42/x
  3. Step 3: Cross multiply
    39,033,690.56x = 53,866,813.89 × 21,630,326.42
  4. Step 4: Simplify right side
    39,033,690.56x = 1,165,156,767,558,870
  5. Step 5: Solve for x
    x = 1,165,156,767,558,870/39,033,690.56
  6. Step 6: Final answer
    x = 29,850,028.29

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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.