Home / 5,175,686.75-7,142,476.04-3,001,518.96

Finding the Fourth Proportional to 5,175,686.75, 7,142,476.04 and 3,001,518.96

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Solution

The fourth proportional to 5,175,686.75, 7,142,476.04 and 3,001,518.96 is: 4,142,112.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175,686.75 : 7,142,476.04 = 3,001,518.96 : x
  2. Step 2: Convert to fraction form
    5,175,686.75/7,142,476.04 = 3,001,518.96/x
  3. Step 3: Cross multiply
    5,175,686.75x = 7,142,476.04 × 3,001,518.96
  4. Step 4: Simplify right side
    5,175,686.75x = 21,438,277,255,405.72
  5. Step 5: Solve for x
    x = 21,438,277,255,405.72/5,175,686.75
  6. Step 6: Final answer
    x = 4,142,112.59

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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.