Home / 10,628,619.24-15,945,459.72-3,440,154.36

Finding the Fourth Proportional to 10,628,619.24, 15,945,459.72 and 3,440,154.36

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Solution

The fourth proportional to 10,628,619.24, 15,945,459.72 and 3,440,154.36 is: 5,161,050.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628,619.24 : 15,945,459.72 = 3,440,154.36 : x
  2. Step 2: Convert to fraction form
    10,628,619.24/15,945,459.72 = 3,440,154.36/x
  3. Step 3: Cross multiply
    10,628,619.24x = 15,945,459.72 × 3,440,154.36
  4. Step 4: Simplify right side
    10,628,619.24x = 54,854,842,777,962.38
  5. Step 5: Solve for x
    x = 54,854,842,777,962.38/10,628,619.24
  6. Step 6: Final answer
    x = 5,161,050.70

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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.