Home / 14,257,007.70-21,338,272.35-13,123,266.90

Finding the Fourth Proportional to 14,257,007.70, 21,338,272.35 and 13,123,266.90

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Solution

The fourth proportional to 14,257,007.70, 21,338,272.35 and 13,123,266.90 is: 19,641,417.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257,007.70 : 21,338,272.35 = 13,123,266.90 : x
  2. Step 2: Convert to fraction form
    14,257,007.70/21,338,272.35 = 13,123,266.90/x
  3. Step 3: Cross multiply
    14,257,007.70x = 21,338,272.35 × 13,123,266.90
  4. Step 4: Simplify right side
    14,257,007.70x = 280,027,843,233,940.25
  5. Step 5: Solve for x
    x = 280,027,843,233,940.25/14,257,007.70
  6. Step 6: Final answer
    x = 19,641,417.69

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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.