Home / 13,842,665.94-20,752,757.67-5,761,690.35

Finding the Fourth Proportional to 13,842,665.94, 20,752,757.67 and 5,761,690.35

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Solution

The fourth proportional to 13,842,665.94, 20,752,757.67 and 5,761,690.35 is: 8,637,856.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842,665.94 : 20,752,757.67 = 5,761,690.35 : x
  2. Step 2: Convert to fraction form
    13,842,665.94/20,752,757.67 = 5,761,690.35/x
  3. Step 3: Cross multiply
    13,842,665.94x = 20,752,757.67 × 5,761,690.35
  4. Step 4: Simplify right side
    13,842,665.94x = 119,570,963,603,127.48
  5. Step 5: Solve for x
    x = 119,570,963,603,127.48/13,842,665.94
  6. Step 6: Final answer
    x = 8,637,856.62

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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.