Home / 25,173,016.18-34,717,300.04-21,271,822.90

Finding the Fourth Proportional to 25,173,016.18, 34,717,300.04 and 21,271,822.90

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Solution

The fourth proportional to 25,173,016.18, 34,717,300.04 and 21,271,822.90 is: 29,336,979.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,173,016.18 : 34,717,300.04 = 21,271,822.90 : x
  2. Step 2: Convert to fraction form
    25,173,016.18/34,717,300.04 = 21,271,822.90/x
  3. Step 3: Cross multiply
    25,173,016.18x = 34,717,300.04 × 21,271,822.90
  4. Step 4: Simplify right side
    25,173,016.18x = 738,500,258,017,042.88
  5. Step 5: Solve for x
    x = 738,500,258,017,042.88/25,173,016.18
  6. Step 6: Final answer
    x = 29,336,979.44

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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.