Home / 7,973,145.60-11,957,385.60-2,854,982.40

Finding the Fourth Proportional to 7,973,145.60, 11,957,385.60 and 2,854,982.40

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Solution

The fourth proportional to 7,973,145.60, 11,957,385.60 and 2,854,982.40 is: 4,281,638.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973,145.60 : 11,957,385.60 = 2,854,982.40 : x
  2. Step 2: Convert to fraction form
    7,973,145.60/11,957,385.60 = 2,854,982.40/x
  3. Step 3: Cross multiply
    7,973,145.60x = 11,957,385.60 × 2,854,982.40
  4. Step 4: Simplify right side
    7,973,145.60x = 34,138,125,438,013.44
  5. Step 5: Solve for x
    x = 34,138,125,438,013.44/7,973,145.60
  6. Step 6: Final answer
    x = 4,281,638.28

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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.