Home / 6,446,243.20-9,676,814.40-3,460,259.20

Finding the Fourth Proportional to 6,446,243.20, 9,676,814.40 and 3,460,259.20

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Solution

The fourth proportional to 6,446,243.20, 9,676,814.40 and 3,460,259.20 is: 5,194,387.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446,243.20 : 9,676,814.40 = 3,460,259.20 : x
  2. Step 2: Convert to fraction form
    6,446,243.20/9,676,814.40 = 3,460,259.20/x
  3. Step 3: Cross multiply
    6,446,243.20x = 9,676,814.40 × 3,460,259.20
  4. Step 4: Simplify right side
    6,446,243.20x = 33,484,286,054,292.48
  5. Step 5: Solve for x
    x = 33,484,286,054,292.48/6,446,243.20
  6. Step 6: Final answer
    x = 5,194,387.65

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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.