Home / 7,000,589.50-10,502,655.72-1,951,900

Finding the Fourth Proportional to 7,000,589.50, 10,502,655.72 and 1,951,900

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Solution

The fourth proportional to 7,000,589.50, 10,502,655.72 and 1,951,900 is: 2,928,343.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,589.50 : 10,502,655.72 = 1,951,900 : x
  2. Step 2: Convert to fraction form
    7,000,589.50/10,502,655.72 = 1,951,900/x
  3. Step 3: Cross multiply
    7,000,589.50x = 10,502,655.72 × 1,951,900
  4. Step 4: Simplify right side
    7,000,589.50x = 20,500,133,699,868
  5. Step 5: Solve for x
    x = 20,500,133,699,868/7,000,589.50
  6. Step 6: Final answer
    x = 2,928,343.92

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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.