Home / 7,103,622.40-10,643,186.40-3,309,323.20

Finding the Fourth Proportional to 7,103,622.40, 10,643,186.40 and 3,309,323.20

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Solution

The fourth proportional to 7,103,622.40, 10,643,186.40 and 3,309,323.20 is: 4,958,279.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,103,622.40 : 10,643,186.40 = 3,309,323.20 : x
  2. Step 2: Convert to fraction form
    7,103,622.40/10,643,186.40 = 3,309,323.20/x
  3. Step 3: Cross multiply
    7,103,622.40x = 10,643,186.40 × 3,309,323.20
  4. Step 4: Simplify right side
    7,103,622.40x = 35,221,743,675,444.48
  5. Step 5: Solve for x
    x = 35,221,743,675,444.48/7,103,622.40
  6. Step 6: Final answer
    x = 4,958,279.27

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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.