Home / 28,372,833.04-42,555,259.40-9,203,758.56

Finding the Fourth Proportional to 28,372,833.04, 42,555,259.40 and 9,203,758.56

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Solution

The fourth proportional to 28,372,833.04, 42,555,259.40 and 9,203,758.56 is: 13,804,343.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,372,833.04 : 42,555,259.40 = 9,203,758.56 : x
  2. Step 2: Convert to fraction form
    28,372,833.04/42,555,259.40 = 9,203,758.56/x
  3. Step 3: Cross multiply
    28,372,833.04x = 42,555,259.40 × 9,203,758.56
  4. Step 4: Simplify right side
    28,372,833.04x = 391,668,332,975,770.50
  5. Step 5: Solve for x
    x = 391,668,332,975,770.50/28,372,833.04
  6. Step 6: Final answer
    x = 13,804,343.49

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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.