Home / 43,473,329.60-65,217,867.60-21,853,522.40

Finding the Fourth Proportional to 43,473,329.60, 65,217,867.60 and 21,853,522.40

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Solution

The fourth proportional to 43,473,329.60, 65,217,867.60 and 21,853,522.40 is: 32,784,241.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,473,329.60 : 65,217,867.60 = 21,853,522.40 : x
  2. Step 2: Convert to fraction form
    43,473,329.60/65,217,867.60 = 21,853,522.40/x
  3. Step 3: Cross multiply
    43,473,329.60x = 65,217,867.60 × 21,853,522.40
  4. Step 4: Simplify right side
    43,473,329.60x = 1,425,240,130,476,834.25
  5. Step 5: Solve for x
    x = 1,425,240,130,476,834.25/43,473,329.60
  6. Step 6: Final answer
    x = 32,784,241.36

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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.