Home / 13,631,527.80-20,429,925.30-7,244,839.80

Finding the Fourth Proportional to 13,631,527.80, 20,429,925.30 and 7,244,839.80

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Solution

The fourth proportional to 13,631,527.80, 20,429,925.30 and 7,244,839.80 is: 10,858,029.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,631,527.80 : 20,429,925.30 = 7,244,839.80 : x
  2. Step 2: Convert to fraction form
    13,631,527.80/20,429,925.30 = 7,244,839.80/x
  3. Step 3: Cross multiply
    13,631,527.80x = 20,429,925.30 × 7,244,839.80
  4. Step 4: Simplify right side
    13,631,527.80x = 148,011,535,924,466.94
  5. Step 5: Solve for x
    x = 148,011,535,924,466.94/13,631,527.80
  6. Step 6: Final answer
    x = 10,858,029.86

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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.