Home / 21,504,267.60-32,256,401.40-19,152,805.20

Finding the Fourth Proportional to 21,504,267.60, 32,256,401.40 and 19,152,805.20

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Solution

The fourth proportional to 21,504,267.60, 32,256,401.40 and 19,152,805.20 is: 28,729,207.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504,267.60 : 32,256,401.40 = 19,152,805.20 : x
  2. Step 2: Convert to fraction form
    21,504,267.60/32,256,401.40 = 19,152,805.20/x
  3. Step 3: Cross multiply
    21,504,267.60x = 32,256,401.40 × 19,152,805.20
  4. Step 4: Simplify right side
    21,504,267.60x = 617,800,572,467,207.25
  5. Step 5: Solve for x
    x = 617,800,572,467,207.25/21,504,267.60
  6. Step 6: Final answer
    x = 28,729,207.80

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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.