Home / 53,939,627.40-80,909,441.10-53,043,832.20

Finding the Fourth Proportional to 53,939,627.40, 80,909,441.10 and 53,043,832.20

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Solution

The fourth proportional to 53,939,627.40, 80,909,441.10 and 53,043,832.20 is: 79,565,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,939,627.40 : 80,909,441.10 = 53,043,832.20 : x
  2. Step 2: Convert to fraction form
    53,939,627.40/80,909,441.10 = 53,043,832.20/x
  3. Step 3: Cross multiply
    53,939,627.40x = 80,909,441.10 × 53,043,832.20
  4. Step 4: Simplify right side
    53,939,627.40x = 4,291,746,817,104,183.50
  5. Step 5: Solve for x
    x = 4,291,746,817,104,183.50/53,939,627.40
  6. Step 6: Final answer
    x = 79,565,748.30

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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.