Home / 6,970,742.73-9,619,663.10-3,914,957.07

Finding the Fourth Proportional to 6,970,742.73, 9,619,663.10 and 3,914,957.07

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Solution

The fourth proportional to 6,970,742.73, 9,619,663.10 and 3,914,957.07 is: 5,402,662.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970,742.73 : 9,619,663.10 = 3,914,957.07 : x
  2. Step 2: Convert to fraction form
    6,970,742.73/9,619,663.10 = 3,914,957.07/x
  3. Step 3: Cross multiply
    6,970,742.73x = 9,619,663.10 × 3,914,957.07
  4. Step 4: Simplify right side
    6,970,742.73x = 37,660,568,044,788.34
  5. Step 5: Solve for x
    x = 37,660,568,044,788.34/6,970,742.73
  6. Step 6: Final answer
    x = 5,402,662.17

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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.