Home / 28,352,893.10-42,501,346.05-13,964,182.70

Finding the Fourth Proportional to 28,352,893.10, 42,501,346.05 and 13,964,182.70

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Solution

The fourth proportional to 28,352,893.10, 42,501,346.05 and 13,964,182.70 is: 20,932,486.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,352,893.10 : 42,501,346.05 = 13,964,182.70 : x
  2. Step 2: Convert to fraction form
    28,352,893.10/42,501,346.05 = 13,964,182.70/x
  3. Step 3: Cross multiply
    28,352,893.10x = 42,501,346.05 × 13,964,182.70
  4. Step 4: Simplify right side
    28,352,893.10x = 593,496,561,238,123.25
  5. Step 5: Solve for x
    x = 593,496,561,238,123.25/28,352,893.10
  6. Step 6: Final answer
    x = 20,932,486.82

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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.