Home / 45,267,005.55-67,905,366.89-19,361,998.83

Finding the Fourth Proportional to 45,267,005.55, 67,905,366.89 and 19,361,998.83

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Solution

The fourth proportional to 45,267,005.55, 67,905,366.89 and 19,361,998.83 is: 29,045,076.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,267,005.55 : 67,905,366.89 = 19,361,998.83 : x
  2. Step 2: Convert to fraction form
    45,267,005.55/67,905,366.89 = 19,361,998.83/x
  3. Step 3: Cross multiply
    45,267,005.55x = 67,905,366.89 × 19,361,998.83
  4. Step 4: Simplify right side
    45,267,005.55x = 1,314,783,634,178,090.75
  5. Step 5: Solve for x
    x = 1,314,783,634,178,090.75/45,267,005.55
  6. Step 6: Final answer
    x = 29,045,076.39

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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.