Home / 5,115,008.04-7,058,208.54-2,823,021.10

Finding the Fourth Proportional to 5,115,008.04, 7,058,208.54 and 2,823,021.10

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Solution

The fourth proportional to 5,115,008.04, 7,058,208.54 and 2,823,021.10 is: 3,895,491.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,008.04 : 7,058,208.54 = 2,823,021.10 : x
  2. Step 2: Convert to fraction form
    5,115,008.04/7,058,208.54 = 2,823,021.10/x
  3. Step 3: Cross multiply
    5,115,008.04x = 7,058,208.54 × 2,823,021.10
  4. Step 4: Simplify right side
    5,115,008.04x = 19,925,471,636,620.20
  5. Step 5: Solve for x
    x = 19,925,471,636,620.20/5,115,008.04
  6. Step 6: Final answer
    x = 3,895,491.75

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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.