Home / 6,643,112.40-9,958,399.20-3,606,001.20

Finding the Fourth Proportional to 6,643,112.40, 9,958,399.20 and 3,606,001.20

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Solution

The fourth proportional to 6,643,112.40, 9,958,399.20 and 3,606,001.20 is: 5,405,598.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,112.40 : 9,958,399.20 = 3,606,001.20 : x
  2. Step 2: Convert to fraction form
    6,643,112.40/9,958,399.20 = 3,606,001.20/x
  3. Step 3: Cross multiply
    6,643,112.40x = 9,958,399.20 × 3,606,001.20
  4. Step 4: Simplify right side
    6,643,112.40x = 35,909,999,465,279.04
  5. Step 5: Solve for x
    x = 35,909,999,465,279.04/6,643,112.40
  6. Step 6: Final answer
    x = 5,405,598.66

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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.