Home / 5,423,469.12-7,484,136.48-2,976,018.48

Finding the Fourth Proportional to 5,423,469.12, 7,484,136.48 and 2,976,018.48

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Solution

The fourth proportional to 5,423,469.12, 7,484,136.48 and 2,976,018.48 is: 4,106,767.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423,469.12 : 7,484,136.48 = 2,976,018.48 : x
  2. Step 2: Convert to fraction form
    5,423,469.12/7,484,136.48 = 2,976,018.48/x
  3. Step 3: Cross multiply
    5,423,469.12x = 7,484,136.48 × 2,976,018.48
  4. Step 4: Simplify right side
    5,423,469.12x = 22,272,928,471,322.15
  5. Step 5: Solve for x
    x = 22,272,928,471,322.15/5,423,469.12
  6. Step 6: Final answer
    x = 4,106,767.82

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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.