Home / 5,413,386.72-7,470,188.04-3,090,186.92

Finding the Fourth Proportional to 5,413,386.72, 7,470,188.04 and 3,090,186.92

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Solution

The fourth proportional to 5,413,386.72, 7,470,188.04 and 3,090,186.92 is: 4,264,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413,386.72 : 7,470,188.04 = 3,090,186.92 : x
  2. Step 2: Convert to fraction form
    5,413,386.72/7,470,188.04 = 3,090,186.92/x
  3. Step 3: Cross multiply
    5,413,386.72x = 7,470,188.04 × 3,090,186.92
  4. Step 4: Simplify right side
    5,413,386.72x = 23,084,277,371,148.44
  5. Step 5: Solve for x
    x = 23,084,277,371,148.44/5,413,386.72
  6. Step 6: Final answer
    x = 4,264,294.90

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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.