Home / 35,584,411.20-53,270,328.60-21,200,074.80

Finding the Fourth Proportional to 35,584,411.20, 53,270,328.60 and 21,200,074.80

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Solution

The fourth proportional to 35,584,411.20, 53,270,328.60 and 21,200,074.80 is: 31,736,789.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,584,411.20 : 53,270,328.60 = 21,200,074.80 : x
  2. Step 2: Convert to fraction form
    35,584,411.20/53,270,328.60 = 21,200,074.80/x
  3. Step 3: Cross multiply
    35,584,411.20x = 53,270,328.60 × 21,200,074.80
  4. Step 4: Simplify right side
    35,584,411.20x = 1,129,334,950,940,579.25
  5. Step 5: Solve for x
    x = 1,129,334,950,940,579.25/35,584,411.20
  6. Step 6: Final answer
    x = 31,736,789.03

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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.