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Finding the Fourth Proportional to 6,488,352.47, 9,733,496.30 and 2,389,358.32

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Solution

The fourth proportional to 6,488,352.47, 9,733,496.30 and 2,389,358.32 is: 3,584,393.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488,352.47 : 9,733,496.30 = 2,389,358.32 : x
  2. Step 2: Convert to fraction form
    6,488,352.47/9,733,496.30 = 2,389,358.32/x
  3. Step 3: Cross multiply
    6,488,352.47x = 9,733,496.30 × 2,389,358.32
  4. Step 4: Simplify right side
    6,488,352.47x = 23,256,810,407,964.84
  5. Step 5: Solve for x
    x = 23,256,810,407,964.84/6,488,352.47
  6. Step 6: Final answer
    x = 3,584,393.81

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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.