Home / 21,371,473.80-32,078,205.90-10,600,936.20

Finding the Fourth Proportional to 21,371,473.80, 32,078,205.90 and 10,600,936.20

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Solution

The fourth proportional to 21,371,473.80, 32,078,205.90 and 10,600,936.20 is: 15,911,818.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,371,473.80 : 32,078,205.90 = 10,600,936.20 : x
  2. Step 2: Convert to fraction form
    21,371,473.80/32,078,205.90 = 10,600,936.20/x
  3. Step 3: Cross multiply
    21,371,473.80x = 32,078,205.90 × 10,600,936.20
  4. Step 4: Simplify right side
    21,371,473.80x = 340,059,014,156,363.56
  5. Step 5: Solve for x
    x = 340,059,014,156,363.56/21,371,473.80
  6. Step 6: Final answer
    x = 15,911,818.59

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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.