Home / 8,990,145.62-13,482,407.52-3,005,113.94

Finding the Fourth Proportional to 8,990,145.62, 13,482,407.52 and 3,005,113.94

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Solution

The fourth proportional to 8,990,145.62, 13,482,407.52 and 3,005,113.94 is: 4,506,731.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990,145.62 : 13,482,407.52 = 3,005,113.94 : x
  2. Step 2: Convert to fraction form
    8,990,145.62/13,482,407.52 = 3,005,113.94/x
  3. Step 3: Cross multiply
    8,990,145.62x = 13,482,407.52 × 3,005,113.94
  4. Step 4: Simplify right side
    8,990,145.62x = 40,516,170,783,112.83
  5. Step 5: Solve for x
    x = 40,516,170,783,112.83/8,990,145.62
  6. Step 6: Final answer
    x = 4,506,731.31

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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.