Home / 21,579,974.40-32,360,630.40-10,793,107.20

Finding the Fourth Proportional to 21,579,974.40, 32,360,630.40 and 10,793,107.20

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Solution

The fourth proportional to 21,579,974.40, 32,360,630.40 and 10,793,107.20 is: 16,184,993.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,579,974.40 : 32,360,630.40 = 10,793,107.20 : x
  2. Step 2: Convert to fraction form
    21,579,974.40/32,360,630.40 = 10,793,107.20/x
  3. Step 3: Cross multiply
    21,579,974.40x = 32,360,630.40 × 10,793,107.20
  4. Step 4: Simplify right side
    21,579,974.40x = 349,271,752,966,778.81
  5. Step 5: Solve for x
    x = 349,271,752,966,778.81/21,579,974.40
  6. Step 6: Final answer
    x = 16,184,993.85

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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.