Home / 7,509,090.40-11,263,635.60-3,246,287.20

Finding the Fourth Proportional to 7,509,090.40, 11,263,635.60 and 3,246,287.20

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Solution

The fourth proportional to 7,509,090.40, 11,263,635.60 and 3,246,287.20 is: 4,869,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509,090.40 : 11,263,635.60 = 3,246,287.20 : x
  2. Step 2: Convert to fraction form
    7,509,090.40/11,263,635.60 = 3,246,287.20/x
  3. Step 3: Cross multiply
    7,509,090.40x = 11,263,635.60 × 3,246,287.20
  4. Step 4: Simplify right side
    7,509,090.40x = 36,564,996,073,744.32
  5. Step 5: Solve for x
    x = 36,564,996,073,744.32/7,509,090.40
  6. Step 6: Final answer
    x = 4,869,430.80

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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.