Home / 5,451,700.20-8,168,692.95-4,689,968.10

Finding the Fourth Proportional to 5,451,700.20, 8,168,692.95 and 4,689,968.10

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Solution

The fourth proportional to 5,451,700.20, 8,168,692.95 and 4,689,968.10 is: 7,027,332.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,700.20 : 8,168,692.95 = 4,689,968.10 : x
  2. Step 2: Convert to fraction form
    5,451,700.20/8,168,692.95 = 4,689,968.10/x
  3. Step 3: Cross multiply
    5,451,700.20x = 8,168,692.95 × 4,689,968.10
  4. Step 4: Simplify right side
    5,451,700.20x = 38,310,909,354,194.89
  5. Step 5: Solve for x
    x = 38,310,909,354,194.89/5,451,700.20
  6. Step 6: Final answer
    x = 7,027,332.38

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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.