Home / 7,238,731.98-10,858,091.80-1,847,381.98

Finding the Fourth Proportional to 7,238,731.98, 10,858,091.80 and 1,847,381.98

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Solution

The fourth proportional to 7,238,731.98, 10,858,091.80 and 1,847,381.98 is: 2,771,071.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,731.98 : 10,858,091.80 = 1,847,381.98 : x
  2. Step 2: Convert to fraction form
    7,238,731.98/10,858,091.80 = 1,847,381.98/x
  3. Step 3: Cross multiply
    7,238,731.98x = 10,858,091.80 × 1,847,381.98
  4. Step 4: Simplify right side
    7,238,731.98x = 20,059,043,128,505.77
  5. Step 5: Solve for x
    x = 20,059,043,128,505.77/7,238,731.98
  6. Step 6: Final answer
    x = 2,771,071.40

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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.