Home / 28,224,000.10-42,336,000.15-10,270,771.30

Finding the Fourth Proportional to 28,224,000.10, 42,336,000.15 and 10,270,771.30

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Solution

The fourth proportional to 28,224,000.10, 42,336,000.15 and 10,270,771.30 is: 15,406,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,224,000.10 : 42,336,000.15 = 10,270,771.30 : x
  2. Step 2: Convert to fraction form
    28,224,000.10/42,336,000.15 = 10,270,771.30/x
  3. Step 3: Cross multiply
    28,224,000.10x = 42,336,000.15 × 10,270,771.30
  4. Step 4: Simplify right side
    28,224,000.10x = 434,823,375,297,415.69
  5. Step 5: Solve for x
    x = 434,823,375,297,415.69/28,224,000.10
  6. Step 6: Final answer
    x = 15,406,156.95

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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.