Home / 12,997,251.03-17,937,410.01-7,196,032.89

Finding the Fourth Proportional to 12,997,251.03, 17,937,410.01 and 7,196,032.89

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Solution

The fourth proportional to 12,997,251.03, 17,937,410.01 and 7,196,032.89 is: 9,931,191.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,997,251.03 : 17,937,410.01 = 7,196,032.89 : x
  2. Step 2: Convert to fraction form
    12,997,251.03/17,937,410.01 = 7,196,032.89/x
  3. Step 3: Cross multiply
    12,997,251.03x = 17,937,410.01 × 7,196,032.89
  4. Step 4: Simplify right side
    12,997,251.03x = 129,078,192,393,375.23
  5. Step 5: Solve for x
    x = 129,078,192,393,375.23/12,997,251.03
  6. Step 6: Final answer
    x = 9,931,191.76

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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.