Home / 7,988,174.10-11,985,213.60-2,597,000.40

Finding the Fourth Proportional to 7,988,174.10, 11,985,213.60 and 2,597,000.40

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Solution

The fourth proportional to 7,988,174.10, 11,985,213.60 and 2,597,000.40 is: 3,896,460.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988,174.10 : 11,985,213.60 = 2,597,000.40 : x
  2. Step 2: Convert to fraction form
    7,988,174.10/11,985,213.60 = 2,597,000.40/x
  3. Step 3: Cross multiply
    7,988,174.10x = 11,985,213.60 × 2,597,000.40
  4. Step 4: Simplify right side
    7,988,174.10x = 31,125,604,513,285.44
  5. Step 5: Solve for x
    x = 31,125,604,513,285.44/7,988,174.10
  6. Step 6: Final answer
    x = 3,896,460.46

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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.