Home / 8,990,144.62-13,482,406.02-3,005,112.94

Finding the Fourth Proportional to 8,990,144.62, 13,482,406.02 and 3,005,112.94

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Solution

The fourth proportional to 8,990,144.62, 13,482,406.02 and 3,005,112.94 is: 4,506,729.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990,144.62 : 13,482,406.02 = 3,005,112.94 : x
  2. Step 2: Convert to fraction form
    8,990,144.62/13,482,406.02 = 3,005,112.94/x
  3. Step 3: Cross multiply
    8,990,144.62x = 13,482,406.02 × 3,005,112.94
  4. Step 4: Simplify right side
    8,990,144.62x = 40,516,152,793,035.90
  5. Step 5: Solve for x
    x = 40,516,152,793,035.90/8,990,144.62
  6. Step 6: Final answer
    x = 4,506,729.81

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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.