Home / 11,801,641.59-16,281,945.25-7,152,072.40

Finding the Fourth Proportional to 11,801,641.59, 16,281,945.25 and 7,152,072.40

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Solution

The fourth proportional to 11,801,641.59, 16,281,945.25 and 7,152,072.40 is: 9,867,241.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801,641.59 : 16,281,945.25 = 7,152,072.40 : x
  2. Step 2: Convert to fraction form
    11,801,641.59/16,281,945.25 = 7,152,072.40/x
  3. Step 3: Cross multiply
    11,801,641.59x = 16,281,945.25 × 7,152,072.40
  4. Step 4: Simplify right side
    11,801,641.59x = 116,449,651,283,538.77
  5. Step 5: Solve for x
    x = 116,449,651,283,538.77/11,801,641.59
  6. Step 6: Final answer
    x = 9,867,241.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.