Home / 19,062,901.80-28,608,527.58-7,703,448.84

Finding the Fourth Proportional to 19,062,901.80, 28,608,527.58 and 7,703,448.84

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Solution

The fourth proportional to 19,062,901.80, 28,608,527.58 and 7,703,448.84 is: 11,560,901.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,062,901.80 : 28,608,527.58 = 7,703,448.84 : x
  2. Step 2: Convert to fraction form
    19,062,901.80/28,608,527.58 = 7,703,448.84/x
  3. Step 3: Cross multiply
    19,062,901.80x = 28,608,527.58 × 7,703,448.84
  4. Step 4: Simplify right side
    19,062,901.80x = 220,384,328,600,259
  5. Step 5: Solve for x
    x = 220,384,328,600,259/19,062,901.80
  6. Step 6: Final answer
    x = 11,560,901.43

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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.