Home / 5,138,266.89-7,090,835.38-2,903,054.48

Finding the Fourth Proportional to 5,138,266.89, 7,090,835.38 and 2,903,054.48

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Solution

The fourth proportional to 5,138,266.89, 7,090,835.38 and 2,903,054.48 is: 4,006,230.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,138,266.89 : 7,090,835.38 = 2,903,054.48 : x
  2. Step 2: Convert to fraction form
    5,138,266.89/7,090,835.38 = 2,903,054.48/x
  3. Step 3: Cross multiply
    5,138,266.89x = 7,090,835.38 × 2,903,054.48
  4. Step 4: Simplify right side
    5,138,266.89x = 20,585,081,400,730.32
  5. Step 5: Solve for x
    x = 20,585,081,400,730.32/5,138,266.89
  6. Step 6: Final answer
    x = 4,006,230.47

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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.