Home / 22,209,561.32-30,656,899.80-15,263,233.34

Finding the Fourth Proportional to 22,209,561.32, 30,656,899.80 and 15,263,233.34

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Solution

The fourth proportional to 22,209,561.32, 30,656,899.80 and 15,263,233.34 is: 21,068,557.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,209,561.32 : 30,656,899.80 = 15,263,233.34 : x
  2. Step 2: Convert to fraction form
    22,209,561.32/30,656,899.80 = 15,263,233.34/x
  3. Step 3: Cross multiply
    22,209,561.32x = 30,656,899.80 × 15,263,233.34
  4. Step 4: Simplify right side
    22,209,561.32x = 467,923,414,975,114.88
  5. Step 5: Solve for x
    x = 467,923,414,975,114.88/22,209,561.32
  6. Step 6: Final answer
    x = 21,068,557.29

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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.