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Finding the Fourth Proportional to 6,658,355.52, 9,983,334.24 and 3,668,639.04

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Solution

The fourth proportional to 6,658,355.52, 9,983,334.24 and 3,668,639.04 is: 5,500,644.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658,355.52 : 9,983,334.24 = 3,668,639.04 : x
  2. Step 2: Convert to fraction form
    6,658,355.52/9,983,334.24 = 3,668,639.04/x
  3. Step 3: Cross multiply
    6,658,355.52x = 9,983,334.24 × 3,668,639.04
  4. Step 4: Simplify right side
    6,658,355.52x = 36,625,249,742,232.73
  5. Step 5: Solve for x
    x = 36,625,249,742,232.73/6,658,355.52
  6. Step 6: Final answer
    x = 5,500,644.96

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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.