Home / 13,853,531.52-19,117,817.60-7,741,958.40

Finding the Fourth Proportional to 13,853,531.52, 19,117,817.60 and 7,741,958.40

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Solution

The fourth proportional to 13,853,531.52, 19,117,817.60 and 7,741,958.40 is: 10,683,871.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,853,531.52 : 19,117,817.60 = 7,741,958.40 : x
  2. Step 2: Convert to fraction form
    13,853,531.52/19,117,817.60 = 7,741,958.40/x
  3. Step 3: Cross multiply
    13,853,531.52x = 19,117,817.60 × 7,741,958.40
  4. Step 4: Simplify right side
    13,853,531.52x = 148,009,348,557,987.84
  5. Step 5: Solve for x
    x = 148,009,348,557,987.84/13,853,531.52
  6. Step 6: Final answer
    x = 10,683,871.35

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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.