Home / 8,988,000.40-13,482,000.60-3,949,152.40

Finding the Fourth Proportional to 8,988,000.40, 13,482,000.60 and 3,949,152.40

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Solution

The fourth proportional to 8,988,000.40, 13,482,000.60 and 3,949,152.40 is: 5,923,728.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988,000.40 : 13,482,000.60 = 3,949,152.40 : x
  2. Step 2: Convert to fraction form
    8,988,000.40/13,482,000.60 = 3,949,152.40/x
  3. Step 3: Cross multiply
    8,988,000.40x = 13,482,000.60 × 3,949,152.40
  4. Step 4: Simplify right side
    8,988,000.40x = 53,242,475,026,291.44
  5. Step 5: Solve for x
    x = 53,242,475,026,291.44/8,988,000.40
  6. Step 6: Final answer
    x = 5,923,728.60

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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.