Home / 31,935,116.19-47,902,669.28-7,674,043.12

Finding the Fourth Proportional to 31,935,116.19, 47,902,669.28 and 7,674,043.12

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Solution

The fourth proportional to 31,935,116.19, 47,902,669.28 and 7,674,043.12 is: 11,511,063.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,935,116.19 : 47,902,669.28 = 7,674,043.12 : x
  2. Step 2: Convert to fraction form
    31,935,116.19/47,902,669.28 = 7,674,043.12/x
  3. Step 3: Cross multiply
    31,935,116.19x = 47,902,669.28 × 7,674,043.12
  4. Step 4: Simplify right side
    31,935,116.19x = 367,607,149,757,928.38
  5. Step 5: Solve for x
    x = 367,607,149,757,928.38/31,935,116.19
  6. Step 6: Final answer
    x = 11,511,063.48

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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.