Home / 19,432,976.13-29,129,956.16-6,644,735.01

Finding the Fourth Proportional to 19,432,976.13, 29,129,956.16 and 6,644,735.01

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Solution

The fourth proportional to 19,432,976.13, 29,129,956.16 and 6,644,735.01 is: 9,960,432.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432,976.13 : 29,129,956.16 = 6,644,735.01 : x
  2. Step 2: Convert to fraction form
    19,432,976.13/29,129,956.16 = 6,644,735.01/x
  3. Step 3: Cross multiply
    19,432,976.13x = 29,129,956.16 × 6,644,735.01
  4. Step 4: Simplify right side
    19,432,976.13x = 193,560,839,502,893.50
  5. Step 5: Solve for x
    x = 193,560,839,502,893.50/19,432,976.13
  6. Step 6: Final answer
    x = 9,960,432.11

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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.