Home / 28,202,438.70-42,306,768.45-9,029,933.10

Finding the Fourth Proportional to 28,202,438.70, 42,306,768.45 and 9,029,933.10

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Solution

The fourth proportional to 28,202,438.70, 42,306,768.45 and 9,029,933.10 is: 13,545,895.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,202,438.70 : 42,306,768.45 = 9,029,933.10 : x
  2. Step 2: Convert to fraction form
    28,202,438.70/42,306,768.45 = 9,029,933.10/x
  3. Step 3: Cross multiply
    28,202,438.70x = 42,306,768.45 × 9,029,933.10
  4. Step 4: Simplify right side
    28,202,438.70x = 382,027,288,780,690.69
  5. Step 5: Solve for x
    x = 382,027,288,780,690.69/28,202,438.70
  6. Step 6: Final answer
    x = 13,545,895.55

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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.