Home / 21,910,000.10-32,865,000.15-5,735,920.10

Finding the Fourth Proportional to 21,910,000.10, 32,865,000.15 and 5,735,920.10

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Solution

The fourth proportional to 21,910,000.10, 32,865,000.15 and 5,735,920.10 is: 8,603,880.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,910,000.10 : 32,865,000.15 = 5,735,920.10 : x
  2. Step 2: Convert to fraction form
    21,910,000.10/32,865,000.15 = 5,735,920.10/x
  3. Step 3: Cross multiply
    21,910,000.10x = 32,865,000.15 × 5,735,920.10
  4. Step 4: Simplify right side
    21,910,000.10x = 188,511,014,946,888
  5. Step 5: Solve for x
    x = 188,511,014,946,888/21,910,000.10
  6. Step 6: Final answer
    x = 8,603,880.15

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1.5x scale

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.