Home / 14,236,492.80-19,646,361.60-7,797,964.80

Finding the Fourth Proportional to 14,236,492.80, 19,646,361.60 and 7,797,964.80

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Solution

The fourth proportional to 14,236,492.80, 19,646,361.60 and 7,797,964.80 is: 10,761,192.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236,492.80 : 19,646,361.60 = 7,797,964.80 : x
  2. Step 2: Convert to fraction form
    14,236,492.80/19,646,361.60 = 7,797,964.80/x
  3. Step 3: Cross multiply
    14,236,492.80x = 19,646,361.60 × 7,797,964.80
  4. Step 4: Simplify right side
    14,236,492.80x = 153,201,636,204,871.69
  5. Step 5: Solve for x
    x = 153,201,636,204,871.69/14,236,492.80
  6. Step 6: Final answer
    x = 10,761,192.27

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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.