Home / 7,130,069.56-10,694,346.06-2,012,372.92

Finding the Fourth Proportional to 7,130,069.56, 10,694,346.06 and 2,012,372.92

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Solution

The fourth proportional to 7,130,069.56, 10,694,346.06 and 2,012,372.92 is: 3,018,345.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130,069.56 : 10,694,346.06 = 2,012,372.92 : x
  2. Step 2: Convert to fraction form
    7,130,069.56/10,694,346.06 = 2,012,372.92/x
  3. Step 3: Cross multiply
    7,130,069.56x = 10,694,346.06 × 2,012,372.92
  4. Step 4: Simplify right side
    7,130,069.56x = 21,521,012,408,252.70
  5. Step 5: Solve for x
    x = 21,521,012,408,252.70/7,130,069.56
  6. Step 6: Final answer
    x = 3,018,345.36

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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.