Home / 21,517,226.34-29,693,783.33-12,224,812.47

Finding the Fourth Proportional to 21,517,226.34, 29,693,783.33 and 12,224,812.47

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Solution

The fourth proportional to 21,517,226.34, 29,693,783.33 and 12,224,812.47 is: 16,870,247.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,517,226.34 : 29,693,783.33 = 12,224,812.47 : x
  2. Step 2: Convert to fraction form
    21,517,226.34/29,693,783.33 = 12,224,812.47/x
  3. Step 3: Cross multiply
    21,517,226.34x = 29,693,783.33 × 12,224,812.47
  4. Step 4: Simplify right side
    21,517,226.34x = 363,000,932,734,062.12
  5. Step 5: Solve for x
    x = 363,000,932,734,062.12/21,517,226.34
  6. Step 6: Final answer
    x = 16,870,247.45

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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.