Home / 6,936,748.80-10,405,123.20-1,888,051.20

Finding the Fourth Proportional to 6,936,748.80, 10,405,123.20 and 1,888,051.20

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Solution

The fourth proportional to 6,936,748.80, 10,405,123.20 and 1,888,051.20 is: 2,832,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936,748.80 : 10,405,123.20 = 1,888,051.20 : x
  2. Step 2: Convert to fraction form
    6,936,748.80/10,405,123.20 = 1,888,051.20/x
  3. Step 3: Cross multiply
    6,936,748.80x = 10,405,123.20 × 1,888,051.20
  4. Step 4: Simplify right side
    6,936,748.80x = 19,645,405,343,907.84
  5. Step 5: Solve for x
    x = 19,645,405,343,907.84/6,936,748.80
  6. Step 6: Final answer
    x = 2,832,076.80

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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.