Home / 52,507,961.70-78,761,942.55-14,169,414.30

Finding the Fourth Proportional to 52,507,961.70, 78,761,942.55 and 14,169,414.30

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Solution

The fourth proportional to 52,507,961.70, 78,761,942.55 and 14,169,414.30 is: 21,254,121.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,507,961.70 : 78,761,942.55 = 14,169,414.30 : x
  2. Step 2: Convert to fraction form
    52,507,961.70/78,761,942.55 = 14,169,414.30/x
  3. Step 3: Cross multiply
    52,507,961.70x = 78,761,942.55 × 14,169,414.30
  4. Step 4: Simplify right side
    52,507,961.70x = 1,116,010,595,063,748.50
  5. Step 5: Solve for x
    x = 1,116,010,595,063,748.50/52,507,961.70
  6. Step 6: Final answer
    x = 21,254,121.45

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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.