Home / 11,664,583.40-17,496,875.10-7,129,620.20

Finding the Fourth Proportional to 11,664,583.40, 17,496,875.10 and 7,129,620.20

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Solution

The fourth proportional to 11,664,583.40, 17,496,875.10 and 7,129,620.20 is: 10,694,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664,583.40 : 17,496,875.10 = 7,129,620.20 : x
  2. Step 2: Convert to fraction form
    11,664,583.40/17,496,875.10 = 7,129,620.20/x
  3. Step 3: Cross multiply
    11,664,583.40x = 17,496,875.10 × 7,129,620.20
  4. Step 4: Simplify right side
    11,664,583.40x = 124,746,074,149,837.03
  5. Step 5: Solve for x
    x = 124,746,074,149,837.03/11,664,583.40
  6. Step 6: Final answer
    x = 10,694,430.30

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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.