Home / 7,447,497.60-11,171,246.40-3,668,361.60

Finding the Fourth Proportional to 7,447,497.60, 11,171,246.40 and 3,668,361.60

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Solution

The fourth proportional to 7,447,497.60, 11,171,246.40 and 3,668,361.60 is: 5,502,542.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447,497.60 : 11,171,246.40 = 3,668,361.60 : x
  2. Step 2: Convert to fraction form
    7,447,497.60/11,171,246.40 = 3,668,361.60/x
  3. Step 3: Cross multiply
    7,447,497.60x = 11,171,246.40 × 3,668,361.60
  4. Step 4: Simplify right side
    7,447,497.60x = 40,980,171,317,898.24
  5. Step 5: Solve for x
    x = 40,980,171,317,898.24/7,447,497.60
  6. Step 6: Final answer
    x = 5,502,542.40

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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.