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Finding the Fourth Proportional to 11,745,032.60, 16,459,841.80 and 11,745,032.60

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Solution

The fourth proportional to 11,745,032.60, 16,459,841.80 and 11,745,032.60 is: 16,459,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745,032.60 : 16,459,841.80 = 11,745,032.60 : x
  2. Step 2: Convert to fraction form
    11,745,032.60/16,459,841.80 = 11,745,032.60/x
  3. Step 3: Cross multiply
    11,745,032.60x = 16,459,841.80 × 11,745,032.60
  4. Step 4: Simplify right side
    11,745,032.60x = 193,321,378,531,842.69
  5. Step 5: Solve for x
    x = 193,321,378,531,842.69/11,745,032.60
  6. Step 6: Final answer
    x = 16,459,841.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.