Home / 7,501,384.84-11,251,921.74-1,821,638.92

Finding the Fourth Proportional to 7,501,384.84, 11,251,921.74 and 1,821,638.92

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Solution

The fourth proportional to 7,501,384.84, 11,251,921.74 and 1,821,638.92 is: 2,732,420.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501,384.84 : 11,251,921.74 = 1,821,638.92 : x
  2. Step 2: Convert to fraction form
    7,501,384.84/11,251,921.74 = 1,821,638.92/x
  3. Step 3: Cross multiply
    7,501,384.84x = 11,251,921.74 × 1,821,638.92
  4. Step 4: Simplify right side
    7,501,384.84x = 20,496,938,566,378.12
  5. Step 5: Solve for x
    x = 20,496,938,566,378.12/7,501,384.84
  6. Step 6: Final answer
    x = 2,732,420.61

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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.