Home / 53,814,151.20-80,697,607.20-21,455,299.20

Finding the Fourth Proportional to 53,814,151.20, 80,697,607.20 and 21,455,299.20

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Solution

The fourth proportional to 53,814,151.20, 80,697,607.20 and 21,455,299.20 is: 32,173,531.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,814,151.20 : 80,697,607.20 = 21,455,299.20 : x
  2. Step 2: Convert to fraction form
    53,814,151.20/80,697,607.20 = 21,455,299.20/x
  3. Step 3: Cross multiply
    53,814,151.20x = 80,697,607.20 × 21,455,299.20
  4. Step 4: Simplify right side
    53,814,151.20x = 1,731,391,307,200,074.25
  5. Step 5: Solve for x
    x = 1,731,391,307,200,074.25/53,814,151.20
  6. Step 6: Final answer
    x = 32,173,531.84

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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.