Home / 12,784,189.80-19,176,693.30-5,002,795.71

Finding the Fourth Proportional to 12,784,189.80, 19,176,693.30 and 5,002,795.71

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Solution

The fourth proportional to 12,784,189.80, 19,176,693.30 and 5,002,795.71 is: 7,504,353.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,784,189.80 : 19,176,693.30 = 5,002,795.71 : x
  2. Step 2: Convert to fraction form
    12,784,189.80/19,176,693.30 = 5,002,795.71/x
  3. Step 3: Cross multiply
    12,784,189.80x = 19,176,693.30 × 5,002,795.71
  4. Step 4: Simplify right side
    12,784,189.80x = 95,937,078,973,225.75
  5. Step 5: Solve for x
    x = 95,937,078,973,225.75/12,784,189.80
  6. Step 6: Final answer
    x = 7,504,353.46

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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.