Home / 21,654,638.31-32,483,954.15-7,081,633.40

Finding the Fourth Proportional to 21,654,638.31, 32,483,954.15 and 7,081,633.40

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Solution

The fourth proportional to 21,654,638.31, 32,483,954.15 and 7,081,633.40 is: 10,623,103.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,654,638.31 : 32,483,954.15 = 7,081,633.40 : x
  2. Step 2: Convert to fraction form
    21,654,638.31/32,483,954.15 = 7,081,633.40/x
  3. Step 3: Cross multiply
    21,654,638.31x = 32,483,954.15 × 7,081,633.40
  4. Step 4: Simplify right side
    21,654,638.31x = 230,039,454,637,300.44
  5. Step 5: Solve for x
    x = 230,039,454,637,300.44/21,654,638.31
  6. Step 6: Final answer
    x = 10,623,103.07

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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.