Home / 10,304,493.40-15,456,740.10-2,628,123.40

Finding the Fourth Proportional to 10,304,493.40, 15,456,740.10 and 2,628,123.40

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Solution

The fourth proportional to 10,304,493.40, 15,456,740.10 and 2,628,123.40 is: 3,942,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,304,493.40 : 15,456,740.10 = 2,628,123.40 : x
  2. Step 2: Convert to fraction form
    10,304,493.40/15,456,740.10 = 2,628,123.40/x
  3. Step 3: Cross multiply
    10,304,493.40x = 15,456,740.10 × 2,628,123.40
  4. Step 4: Simplify right side
    10,304,493.40x = 40,622,220,344,528.34
  5. Step 5: Solve for x
    x = 40,622,220,344,528.34/10,304,493.40
  6. Step 6: Final answer
    x = 3,942,185.10

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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.