Home / 5,423,131.77-7,484,395.31-2,976,215.05

Finding the Fourth Proportional to 5,423,131.77, 7,484,395.31 and 2,976,215.05

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Solution

The fourth proportional to 5,423,131.77, 7,484,395.31 and 2,976,215.05 is: 4,107,436.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423,131.77 : 7,484,395.31 = 2,976,215.05 : x
  2. Step 2: Convert to fraction form
    5,423,131.77/7,484,395.31 = 2,976,215.05/x
  3. Step 3: Cross multiply
    5,423,131.77x = 7,484,395.31 × 2,976,215.05
  4. Step 4: Simplify right side
    5,423,131.77x = 22,275,169,961,771.41
  5. Step 5: Solve for x
    x = 22,275,169,961,771.41/5,423,131.77
  6. Step 6: Final answer
    x = 4,107,436.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.