Home / 11,881,281.60-17,790,429.60-9,361,857.60

Finding the Fourth Proportional to 11,881,281.60, 17,790,429.60 and 9,361,857.60

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Solution

The fourth proportional to 11,881,281.60, 17,790,429.60 and 9,361,857.60 is: 14,017,971.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881,281.60 : 17,790,429.60 = 9,361,857.60 : x
  2. Step 2: Convert to fraction form
    11,881,281.60/17,790,429.60 = 9,361,857.60/x
  3. Step 3: Cross multiply
    11,881,281.60x = 17,790,429.60 × 9,361,857.60
  4. Step 4: Simplify right side
    11,881,281.60x = 166,551,468,558,024.97
  5. Step 5: Solve for x
    x = 166,551,468,558,024.97/11,881,281.60
  6. Step 6: Final answer
    x = 14,017,971.64

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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.