Home / 52,029,021.82-78,047,123.73-15,141,216.85

Finding the Fourth Proportional to 52,029,021.82, 78,047,123.73 and 15,141,216.85

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Solution

The fourth proportional to 52,029,021.82, 78,047,123.73 and 15,141,216.85 is: 22,712,870.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,029,021.82 : 78,047,123.73 = 15,141,216.85 : x
  2. Step 2: Convert to fraction form
    52,029,021.82/78,047,123.73 = 15,141,216.85/x
  3. Step 3: Cross multiply
    52,029,021.82x = 78,047,123.73 × 15,141,216.85
  4. Step 4: Simplify right side
    52,029,021.82x = 1,181,728,425,144,405.75
  5. Step 5: Solve for x
    x = 1,181,728,425,144,405.75/52,029,021.82
  6. Step 6: Final answer
    x = 22,712,870.31

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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.