Home / 21,482,488.64-32,222,858.88-5,308,032.48

Finding the Fourth Proportional to 21,482,488.64, 32,222,858.88 and 5,308,032.48

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Solution

The fourth proportional to 21,482,488.64, 32,222,858.88 and 5,308,032.48 is: 7,961,832.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482,488.64 : 32,222,858.88 = 5,308,032.48 : x
  2. Step 2: Convert to fraction form
    21,482,488.64/32,222,858.88 = 5,308,032.48/x
  3. Step 3: Cross multiply
    21,482,488.64x = 32,222,858.88 × 5,308,032.48
  4. Step 4: Simplify right side
    21,482,488.64x = 171,039,981,533,496.44
  5. Step 5: Solve for x
    x = 171,039,981,533,496.44/21,482,488.64
  6. Step 6: Final answer
    x = 7,961,832.75

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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.