Home / 43,334,551.20-65,018,415.60-42,654,410.40

Finding the Fourth Proportional to 43,334,551.20, 65,018,415.60 and 42,654,410.40

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Solution

The fourth proportional to 43,334,551.20, 65,018,415.60 and 42,654,410.40 is: 63,997,944.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,334,551.20 : 65,018,415.60 = 42,654,410.40 : x
  2. Step 2: Convert to fraction form
    43,334,551.20/65,018,415.60 = 42,654,410.40/x
  3. Step 3: Cross multiply
    43,334,551.20x = 65,018,415.60 × 42,654,410.40
  4. Step 4: Simplify right side
    43,334,551.20x = 2,773,322,182,560,162
  5. Step 5: Solve for x
    x = 2,773,322,182,560,162/43,334,551.20
  6. Step 6: Final answer
    x = 63,997,944.04

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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.