Home / 7,855,045.48-11,757,365.42-4,202,638.52

Finding the Fourth Proportional to 7,855,045.48, 11,757,365.42 and 4,202,638.52

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Solution

The fourth proportional to 7,855,045.48, 11,757,365.42 and 4,202,638.52 is: 6,290,473.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,855,045.48 : 11,757,365.42 = 4,202,638.52 : x
  2. Step 2: Convert to fraction form
    7,855,045.48/11,757,365.42 = 4,202,638.52/x
  3. Step 3: Cross multiply
    7,855,045.48x = 11,757,365.42 × 4,202,638.52
  4. Step 4: Simplify right side
    7,855,045.48x = 49,411,956,807,807.98
  5. Step 5: Solve for x
    x = 49,411,956,807,807.98/7,855,045.48
  6. Step 6: Final answer
    x = 6,290,473.67

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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.