Home / 7,461,971.40-11,192,957.10-2,413,792.20

Finding the Fourth Proportional to 7,461,971.40, 11,192,957.10 and 2,413,792.20

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Solution

The fourth proportional to 7,461,971.40, 11,192,957.10 and 2,413,792.20 is: 3,620,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,971.40 : 11,192,957.10 = 2,413,792.20 : x
  2. Step 2: Convert to fraction form
    7,461,971.40/11,192,957.10 = 2,413,792.20/x
  3. Step 3: Cross multiply
    7,461,971.40x = 11,192,957.10 × 2,413,792.20
  4. Step 4: Simplify right side
    7,461,971.40x = 27,017,472,542,914.62
  5. Step 5: Solve for x
    x = 27,017,472,542,914.62/7,461,971.40
  6. Step 6: Final answer
    x = 3,620,688.30

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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.