Home / 47,646,141.51-71,434,369.31-15,279,620.43

Finding the Fourth Proportional to 47,646,141.51, 71,434,369.31 and 15,279,620.43

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Solution

The fourth proportional to 47,646,141.51, 71,434,369.31 and 15,279,620.43 is: 22,908,256.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,646,141.51 : 71,434,369.31 = 15,279,620.43 : x
  2. Step 2: Convert to fraction form
    47,646,141.51/71,434,369.31 = 15,279,620.43/x
  3. Step 3: Cross multiply
    47,646,141.51x = 71,434,369.31 × 15,279,620.43
  4. Step 4: Simplify right side
    47,646,141.51x = 1,091,490,048,636,843
  5. Step 5: Solve for x
    x = 1,091,490,048,636,843/47,646,141.51
  6. Step 6: Final answer
    x = 22,908,256.87

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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.