Home / 66,425,010.90-99,630,789.14-17,907,769.10

Finding the Fourth Proportional to 66,425,010.90, 99,630,789.14 and 17,907,769.10

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Solution

The fourth proportional to 66,425,010.90, 99,630,789.14 and 17,907,769.10 is: 26,859,840.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,425,010.90 : 99,630,789.14 = 17,907,769.10 : x
  2. Step 2: Convert to fraction form
    66,425,010.90/99,630,789.14 = 17,907,769.10/x
  3. Step 3: Cross multiply
    66,425,010.90x = 99,630,789.14 × 17,907,769.10
  4. Step 4: Simplify right side
    66,425,010.90x = 1,784,165,167,169,907.75
  5. Step 5: Solve for x
    x = 1,784,165,167,169,907.75/66,425,010.90
  6. Step 6: Final answer
    x = 26,859,840.04

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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.