Home / 45,267,006.55-67,905,368.39-19,361,999.83

Finding the Fourth Proportional to 45,267,006.55, 67,905,368.39 and 19,361,999.83

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Solution

The fourth proportional to 45,267,006.55, 67,905,368.39 and 19,361,999.83 is: 29,045,077.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,267,006.55 : 67,905,368.39 = 19,361,999.83 : x
  2. Step 2: Convert to fraction form
    45,267,006.55/67,905,368.39 = 19,361,999.83/x
  3. Step 3: Cross multiply
    45,267,006.55x = 67,905,368.39 × 19,361,999.83
  4. Step 4: Simplify right side
    45,267,006.55x = 1,314,783,731,223,267.25
  5. Step 5: Solve for x
    x = 1,314,783,731,223,267.25/45,267,006.55
  6. Step 6: Final answer
    x = 29,045,077.89

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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.