Home / 21,816,846.33-30,107,442.80-12,027,635.45

Finding the Fourth Proportional to 21,816,846.33, 30,107,442.80 and 12,027,635.45

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Solution

The fourth proportional to 21,816,846.33, 30,107,442.80 and 12,027,635.45 is: 16,598,244.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,816,846.33 : 30,107,442.80 = 12,027,635.45 : x
  2. Step 2: Convert to fraction form
    21,816,846.33/30,107,442.80 = 12,027,635.45/x
  3. Step 3: Cross multiply
    21,816,846.33x = 30,107,442.80 × 12,027,635.45
  4. Step 4: Simplify right side
    21,816,846.33x = 362,121,346,373,402.50
  5. Step 5: Solve for x
    x = 362,121,346,373,402.50/21,816,846.33
  6. Step 6: Final answer
    x = 16,598,244.35

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1.5x scale

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.