Home / 43,877,527.60-65,816,291.40-21,202,711.60

Finding the Fourth Proportional to 43,877,527.60, 65,816,291.40 and 21,202,711.60

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Solution

The fourth proportional to 43,877,527.60, 65,816,291.40 and 21,202,711.60 is: 31,804,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,877,527.60 : 65,816,291.40 = 21,202,711.60 : x
  2. Step 2: Convert to fraction form
    43,877,527.60/65,816,291.40 = 21,202,711.60/x
  3. Step 3: Cross multiply
    43,877,527.60x = 65,816,291.40 × 21,202,711.60
  4. Step 4: Simplify right side
    43,877,527.60x = 1,395,483,845,135,760.25
  5. Step 5: Solve for x
    x = 1,395,483,845,135,760.25/43,877,527.60
  6. Step 6: Final answer
    x = 31,804,067.40

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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.