Home / 64,375,221.66-88,840,142.10-36,878,464.32

Finding the Fourth Proportional to 64,375,221.66, 88,840,142.10 and 36,878,464.32

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Solution

The fourth proportional to 64,375,221.66, 88,840,142.10 and 36,878,464.32 is: 50,893,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,375,221.66 : 88,840,142.10 = 36,878,464.32 : x
  2. Step 2: Convert to fraction form
    64,375,221.66/88,840,142.10 = 36,878,464.32/x
  3. Step 3: Cross multiply
    64,375,221.66x = 88,840,142.10 × 36,878,464.32
  4. Step 4: Simplify right side
    64,375,221.66x = 3,276,288,010,618,579.50
  5. Step 5: Solve for x
    x = 3,276,288,010,618,579.50/64,375,221.66
  6. Step 6: Final answer
    x = 50,893,619.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.