Home / 21,482,514.12-32,222,897.10-5,308,057.92

Finding the Fourth Proportional to 21,482,514.12, 32,222,897.10 and 5,308,057.92

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Solution

The fourth proportional to 21,482,514.12, 32,222,897.10 and 5,308,057.92 is: 7,961,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482,514.12 : 32,222,897.10 = 5,308,057.92 : x
  2. Step 2: Convert to fraction form
    21,482,514.12/32,222,897.10 = 5,308,057.92/x
  3. Step 3: Cross multiply
    21,482,514.12x = 32,222,897.10 × 5,308,057.92
  4. Step 4: Simplify right side
    21,482,514.12x = 171,041,004,157,000.03
  5. Step 5: Solve for x
    x = 171,041,004,157,000.03/21,482,514.12
  6. Step 6: Final answer
    x = 7,961,870.91

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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.