Home / 5,195,405.80-7,169,741.22-2,903,714.92

Finding the Fourth Proportional to 5,195,405.80, 7,169,741.22 and 2,903,714.92

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Solution

The fourth proportional to 5,195,405.80, 7,169,741.22 and 2,903,714.92 is: 4,007,171.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,405.80 : 7,169,741.22 = 2,903,714.92 : x
  2. Step 2: Convert to fraction form
    5,195,405.80/7,169,741.22 = 2,903,714.92/x
  3. Step 3: Cross multiply
    5,195,405.80x = 7,169,741.22 × 2,903,714.92
  4. Step 4: Simplify right side
    5,195,405.80x = 20,818,884,553,053
  5. Step 5: Solve for x
    x = 20,818,884,553,053/5,195,405.80
  6. Step 6: Final answer
    x = 4,007,171.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.