Home / 22,500,642.56-31,049,274.64-13,208,589.84

Finding the Fourth Proportional to 22,500,642.56, 31,049,274.64 and 13,208,589.84

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Solution

The fourth proportional to 22,500,642.56, 31,049,274.64 and 13,208,589.84 is: 18,226,907.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,500,642.56 : 31,049,274.64 = 13,208,589.84 : x
  2. Step 2: Convert to fraction form
    22,500,642.56/31,049,274.64 = 13,208,589.84/x
  3. Step 3: Cross multiply
    22,500,642.56x = 31,049,274.64 × 13,208,589.84
  4. Step 4: Simplify right side
    22,500,642.56x = 410,117,133,549,273.69
  5. Step 5: Solve for x
    x = 410,117,133,549,273.69/22,500,642.56
  6. Step 6: Final answer
    x = 18,226,907.63

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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.