Home / 5,138,592.01-7,090,684.81-2,846,178.61

Finding the Fourth Proportional to 5,138,592.01, 7,090,684.81 and 2,846,178.61

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Solution

The fourth proportional to 5,138,592.01, 7,090,684.81 and 2,846,178.61 is: 3,927,409.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,138,592.01 : 7,090,684.81 = 2,846,178.61 : x
  2. Step 2: Convert to fraction form
    5,138,592.01/7,090,684.81 = 2,846,178.61/x
  3. Step 3: Cross multiply
    5,138,592.01x = 7,090,684.81 × 2,846,178.61
  4. Step 4: Simplify right side
    5,138,592.01x = 20,181,355,411,631.75
  5. Step 5: Solve for x
    x = 20,181,355,411,631.75/5,138,592.01
  6. Step 6: Final answer
    x = 3,927,409.57

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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.